Home / 42,054.50-63,081.76-17,108.12

Finding the Fourth Proportional to 42,054.50, 63,081.76 and 17,108.12

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Solution

The fourth proportional to 42,054.50, 63,081.76 and 17,108.12 is: 25,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,054.50 : 63,081.76 = 17,108.12 : x
  2. Step 2: Convert to fraction form
    42,054.50/63,081.76 = 17,108.12/x
  3. Step 3: Cross multiply
    42,054.50x = 63,081.76 × 17,108.12
  4. Step 4: Simplify right side
    42,054.50x = 1,079,210,319.89
  5. Step 5: Solve for x
    x = 1,079,210,319.89/42,054.50
  6. Step 6: Final answer
    x = 25,662.18

Related Problems

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Half scale
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Double scale
Find fourth proportional to 42,055.50, 63,083.26 and 17,109.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.