Home / 25,548.27-38,328.17-7,780.52

Finding the Fourth Proportional to 25,548.27, 38,328.17 and 7,780.52

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Solution

The fourth proportional to 25,548.27, 38,328.17 and 7,780.52 is: 11,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,548.27 : 38,328.17 = 7,780.52 : x
  2. Step 2: Convert to fraction form
    25,548.27/38,328.17 = 7,780.52/x
  3. Step 3: Cross multiply
    25,548.27x = 38,328.17 × 7,780.52
  4. Step 4: Simplify right side
    25,548.27x = 298,212,862.70
  5. Step 5: Solve for x
    x = 298,212,862.70/25,548.27
  6. Step 6: Final answer
    x = 11,672.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.