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Finding the Fourth Proportional to 15,079.10, 22,609.53 and 6,757.58

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Solution

The fourth proportional to 15,079.10, 22,609.53 and 6,757.58 is: 10,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079.10 : 22,609.53 = 6,757.58 : x
  2. Step 2: Convert to fraction form
    15,079.10/22,609.53 = 6,757.58/x
  3. Step 3: Cross multiply
    15,079.10x = 22,609.53 × 6,757.58
  4. Step 4: Simplify right side
    15,079.10x = 152,785,707.74
  5. Step 5: Solve for x
    x = 152,785,707.74/15,079.10
  6. Step 6: Final answer
    x = 10,132.28

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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.