Home / 47,591.54-71,419.60-25,420.84

Finding the Fourth Proportional to 47,591.54, 71,419.60 and 25,420.84

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Solution

The fourth proportional to 47,591.54, 71,419.60 and 25,420.84 is: 38,148.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.54 : 71,419.60 = 25,420.84 : x
  2. Step 2: Convert to fraction form
    47,591.54/71,419.60 = 25,420.84/x
  3. Step 3: Cross multiply
    47,591.54x = 71,419.60 × 25,420.84
  4. Step 4: Simplify right side
    47,591.54x = 1,815,546,224.46
  5. Step 5: Solve for x
    x = 1,815,546,224.46/47,591.54
  6. Step 6: Final answer
    x = 38,148.51

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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.