Home / 38,371.14-57,564.90-21,739.14

Finding the Fourth Proportional to 38,371.14, 57,564.90 and 21,739.14

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Solution

The fourth proportional to 38,371.14, 57,564.90 and 21,739.14 is: 32,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371.14 : 57,564.90 = 21,739.14 : x
  2. Step 2: Convert to fraction form
    38,371.14/57,564.90 = 21,739.14/x
  3. Step 3: Cross multiply
    38,371.14x = 57,564.90 × 21,739.14
  4. Step 4: Simplify right side
    38,371.14x = 1,251,411,420.19
  5. Step 5: Solve for x
    x = 1,251,411,420.19/38,371.14
  6. Step 6: Final answer
    x = 32,613.35

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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.