Home / 38,467.92-57,702.32-13,508.68

Finding the Fourth Proportional to 38,467.92, 57,702.32 and 13,508.68

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Solution

The fourth proportional to 38,467.92, 57,702.32 and 13,508.68 is: 20,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,467.92 : 57,702.32 = 13,508.68 : x
  2. Step 2: Convert to fraction form
    38,467.92/57,702.32 = 13,508.68/x
  3. Step 3: Cross multiply
    38,467.92x = 57,702.32 × 13,508.68
  4. Step 4: Simplify right side
    38,467.92x = 779,482,176.14
  5. Step 5: Solve for x
    x = 779,482,176.14/38,467.92
  6. Step 6: Final answer
    x = 20,263.17

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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.