Home / 38,282.28-57,388.82-13,652.52

Finding the Fourth Proportional to 38,282.28, 57,388.82 and 13,652.52

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Solution

The fourth proportional to 38,282.28, 57,388.82 and 13,652.52 is: 20,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.28 : 57,388.82 = 13,652.52 : x
  2. Step 2: Convert to fraction form
    38,282.28/57,388.82 = 13,652.52/x
  3. Step 3: Cross multiply
    38,282.28x = 57,388.82 × 13,652.52
  4. Step 4: Simplify right side
    38,282.28x = 783,502,012.83
  5. Step 5: Solve for x
    x = 783,502,012.83/38,282.28
  6. Step 6: Final answer
    x = 20,466.44

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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.