Home / 15,057.18-22,561.14-9,116.06

Finding the Fourth Proportional to 15,057.18, 22,561.14 and 9,116.06

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Solution

The fourth proportional to 15,057.18, 22,561.14 and 9,116.06 is: 13,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,057.18 : 22,561.14 = 9,116.06 : x
  2. Step 2: Convert to fraction form
    15,057.18/22,561.14 = 9,116.06/x
  3. Step 3: Cross multiply
    15,057.18x = 22,561.14 × 9,116.06
  4. Step 4: Simplify right side
    15,057.18x = 205,668,593.10
  5. Step 5: Solve for x
    x = 205,668,593.10/15,057.18
  6. Step 6: Final answer
    x = 13,659.17

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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.