Home / 47,591.04-71,418.86-25,420.33

Finding the Fourth Proportional to 47,591.04, 71,418.86 and 25,420.33

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Solution

The fourth proportional to 47,591.04, 71,418.86 and 25,420.33 is: 38,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.04 : 71,418.86 = 25,420.33 : x
  2. Step 2: Convert to fraction form
    47,591.04/71,418.86 = 25,420.33/x
  3. Step 3: Cross multiply
    47,591.04x = 71,418.86 × 25,420.33
  4. Step 4: Simplify right side
    47,591.04x = 1,815,490,989.42
  5. Step 5: Solve for x
    x = 1,815,490,989.42/47,591.04
  6. Step 6: Final answer
    x = 38,147.75

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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.