Home / 47,452.52-71,177.88-14,172.68

Finding the Fourth Proportional to 47,452.52, 71,177.88 and 14,172.68

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Solution

The fourth proportional to 47,452.52, 71,177.88 and 14,172.68 is: 21,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,452.52 : 71,177.88 = 14,172.68 : x
  2. Step 2: Convert to fraction form
    47,452.52/71,177.88 = 14,172.68/x
  3. Step 3: Cross multiply
    47,452.52x = 71,177.88 × 14,172.68
  4. Step 4: Simplify right side
    47,452.52x = 1,008,781,316.32
  5. Step 5: Solve for x
    x = 1,008,781,316.32/47,452.52
  6. Step 6: Final answer
    x = 21,258.75

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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.