Home / 52,010.76-78,003.08-14,561.12

Finding the Fourth Proportional to 52,010.76, 78,003.08 and 14,561.12

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Solution

The fourth proportional to 52,010.76, 78,003.08 and 14,561.12 is: 21,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,010.76 : 78,003.08 = 14,561.12 : x
  2. Step 2: Convert to fraction form
    52,010.76/78,003.08 = 14,561.12/x
  3. Step 3: Cross multiply
    52,010.76x = 78,003.08 × 14,561.12
  4. Step 4: Simplify right side
    52,010.76x = 1,135,812,208.25
  5. Step 5: Solve for x
    x = 1,135,812,208.25/52,010.76
  6. Step 6: Final answer
    x = 21,838.02

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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.