Home / 15,103.26-22,642.47-13,463.28

Finding the Fourth Proportional to 15,103.26, 22,642.47 and 13,463.28

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Solution

The fourth proportional to 15,103.26, 22,642.47 and 13,463.28 is: 20,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.26 : 22,642.47 = 13,463.28 : x
  2. Step 2: Convert to fraction form
    15,103.26/22,642.47 = 13,463.28/x
  3. Step 3: Cross multiply
    15,103.26x = 22,642.47 × 13,463.28
  4. Step 4: Simplify right side
    15,103.26x = 304,841,913.50
  5. Step 5: Solve for x
    x = 304,841,913.50/15,103.26
  6. Step 6: Final answer
    x = 20,183.85

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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.