Home / 25,707.60-38,552.52-17,438.04

Finding the Fourth Proportional to 25,707.60, 38,552.52 and 17,438.04

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Solution

The fourth proportional to 25,707.60, 38,552.52 and 17,438.04 is: 26,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.60 : 38,552.52 = 17,438.04 : x
  2. Step 2: Convert to fraction form
    25,707.60/38,552.52 = 17,438.04/x
  3. Step 3: Cross multiply
    25,707.60x = 38,552.52 × 17,438.04
  4. Step 4: Simplify right side
    25,707.60x = 672,280,385.86
  5. Step 5: Solve for x
    x = 672,280,385.86/25,707.60
  6. Step 6: Final answer
    x = 26,151.04

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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.