Home / 28,054.03-38,713.26-16,108.96

Finding the Fourth Proportional to 28,054.03, 38,713.26 and 16,108.96

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Solution

The fourth proportional to 28,054.03, 38,713.26 and 16,108.96 is: 22,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.03 : 38,713.26 = 16,108.96 : x
  2. Step 2: Convert to fraction form
    28,054.03/38,713.26 = 16,108.96/x
  3. Step 3: Cross multiply
    28,054.03x = 38,713.26 × 16,108.96
  4. Step 4: Simplify right side
    28,054.03x = 623,630,356.81
  5. Step 5: Solve for x
    x = 623,630,356.81/28,054.03
  6. Step 6: Final answer
    x = 22,229.62

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.