Home / 38,487.34-57,624.49-19,726.93

Finding the Fourth Proportional to 38,487.34, 57,624.49 and 19,726.93

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Solution

The fourth proportional to 38,487.34, 57,624.49 and 19,726.93 is: 29,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.34 : 57,624.49 = 19,726.93 : x
  2. Step 2: Convert to fraction form
    38,487.34/57,624.49 = 19,726.93/x
  3. Step 3: Cross multiply
    38,487.34x = 57,624.49 × 19,726.93
  4. Step 4: Simplify right side
    38,487.34x = 1,136,754,280.52
  5. Step 5: Solve for x
    x = 1,136,754,280.52/38,487.34
  6. Step 6: Final answer
    x = 29,535.80

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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.