Home / 15,165.43-22,706.16-7,753.93

Finding the Fourth Proportional to 15,165.43, 22,706.16 and 7,753.93

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Solution

The fourth proportional to 15,165.43, 22,706.16 and 7,753.93 is: 11,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165.43 : 22,706.16 = 7,753.93 : x
  2. Step 2: Convert to fraction form
    15,165.43/22,706.16 = 7,753.93/x
  3. Step 3: Cross multiply
    15,165.43x = 22,706.16 × 7,753.93
  4. Step 4: Simplify right side
    15,165.43x = 176,061,975.21
  5. Step 5: Solve for x
    x = 176,061,975.21/15,165.43
  6. Step 6: Final answer
    x = 11,609.43

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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.