Home / 38,929.92-58,392.48-15,539.52

Finding the Fourth Proportional to 38,929.92, 58,392.48 and 15,539.52

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Solution

The fourth proportional to 38,929.92, 58,392.48 and 15,539.52 is: 23,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,929.92 : 58,392.48 = 15,539.52 : x
  2. Step 2: Convert to fraction form
    38,929.92/58,392.48 = 15,539.52/x
  3. Step 3: Cross multiply
    38,929.92x = 58,392.48 × 15,539.52
  4. Step 4: Simplify right side
    38,929.92x = 907,391,110.81
  5. Step 5: Solve for x
    x = 907,391,110.81/38,929.92
  6. Step 6: Final answer
    x = 23,308.32

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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.