Home / 47,375.83-65,349.39-28,242.73

Finding the Fourth Proportional to 47,375.83, 65,349.39 and 28,242.73

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Solution

The fourth proportional to 47,375.83, 65,349.39 and 28,242.73 is: 38,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.83 : 65,349.39 = 28,242.73 : x
  2. Step 2: Convert to fraction form
    47,375.83/65,349.39 = 28,242.73/x
  3. Step 3: Cross multiply
    47,375.83x = 65,349.39 × 28,242.73
  4. Step 4: Simplify right side
    47,375.83x = 1,845,645,177.43
  5. Step 5: Solve for x
    x = 1,845,645,177.43/47,375.83
  6. Step 6: Final answer
    x = 38,957.53

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1.5x scale

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.