Home / 25,707.60-38,565.97-9,077.29

Finding the Fourth Proportional to 25,707.60, 38,565.97 and 9,077.29

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Solution

The fourth proportional to 25,707.60, 38,565.97 and 9,077.29 is: 13,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.60 : 38,565.97 = 9,077.29 : x
  2. Step 2: Convert to fraction form
    25,707.60/38,565.97 = 9,077.29/x
  3. Step 3: Cross multiply
    25,707.60x = 38,565.97 × 9,077.29
  4. Step 4: Simplify right side
    25,707.60x = 350,074,493.82
  5. Step 5: Solve for x
    x = 350,074,493.82/25,707.60
  6. Step 6: Final answer
    x = 13,617.55

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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.