Home / 47,419.53-65,438.17-25,908.80

Finding the Fourth Proportional to 47,419.53, 65,438.17 and 25,908.80

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Solution

The fourth proportional to 47,419.53, 65,438.17 and 25,908.80 is: 35,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,419.53 : 65,438.17 = 25,908.80 : x
  2. Step 2: Convert to fraction form
    47,419.53/65,438.17 = 25,908.80/x
  3. Step 3: Cross multiply
    47,419.53x = 65,438.17 × 25,908.80
  4. Step 4: Simplify right side
    47,419.53x = 1,695,424,764.80
  5. Step 5: Solve for x
    x = 1,695,424,764.80/47,419.53
  6. Step 6: Final answer
    x = 35,753.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.