Home / 29,115.65-43,642.34-15,061.53

Finding the Fourth Proportional to 29,115.65, 43,642.34 and 15,061.53

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Solution

The fourth proportional to 29,115.65, 43,642.34 and 15,061.53 is: 22,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.65 : 43,642.34 = 15,061.53 : x
  2. Step 2: Convert to fraction form
    29,115.65/43,642.34 = 15,061.53/x
  3. Step 3: Cross multiply
    29,115.65x = 43,642.34 × 15,061.53
  4. Step 4: Simplify right side
    29,115.65x = 657,320,337.87
  5. Step 5: Solve for x
    x = 657,320,337.87/29,115.65
  6. Step 6: Final answer
    x = 22,576.19

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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.