Home / 21,943.17-32,898.89-13,037.38

Finding the Fourth Proportional to 21,943.17, 32,898.89 and 13,037.38

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Solution

The fourth proportional to 21,943.17, 32,898.89 and 13,037.38 is: 19,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,943.17 : 32,898.89 = 13,037.38 : x
  2. Step 2: Convert to fraction form
    21,943.17/32,898.89 = 13,037.38/x
  3. Step 3: Cross multiply
    21,943.17x = 32,898.89 × 13,037.38
  4. Step 4: Simplify right side
    21,943.17x = 428,915,280.85
  5. Step 5: Solve for x
    x = 428,915,280.85/21,943.17
  6. Step 6: Final answer
    x = 19,546.64

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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.