Home / 63,929.60-95,894.40-17,187.20

Finding the Fourth Proportional to 63,929.60, 95,894.40 and 17,187.20

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Solution

The fourth proportional to 63,929.60, 95,894.40 and 17,187.20 is: 25,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929.60 : 95,894.40 = 17,187.20 : x
  2. Step 2: Convert to fraction form
    63,929.60/95,894.40 = 17,187.20/x
  3. Step 3: Cross multiply
    63,929.60x = 95,894.40 × 17,187.20
  4. Step 4: Simplify right side
    63,929.60x = 1,648,156,231.68
  5. Step 5: Solve for x
    x = 1,648,156,231.68/63,929.60
  6. Step 6: Final answer
    x = 25,780.80

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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.