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Finding the Fourth Proportional to 25,704, 38,559.06 and 9,060.57

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Solution

The fourth proportional to 25,704, 38,559.06 and 9,060.57 is: 13,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704 : 38,559.06 = 9,060.57 : x
  2. Step 2: Convert to fraction form
    25,704/38,559.06 = 9,060.57/x
  3. Step 3: Cross multiply
    25,704x = 38,559.06 × 9,060.57
  4. Step 4: Simplify right side
    25,704x = 349,367,062.26
  5. Step 5: Solve for x
    x = 349,367,062.26/25,704
  6. Step 6: Final answer
    x = 13,591.93

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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.