Home / 51,934.72-71,670.24-39,337.60

Finding the Fourth Proportional to 51,934.72, 71,670.24 and 39,337.60

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Solution

The fourth proportional to 51,934.72, 71,670.24 and 39,337.60 is: 54,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,934.72 : 71,670.24 = 39,337.60 : x
  2. Step 2: Convert to fraction form
    51,934.72/71,670.24 = 39,337.60/x
  3. Step 3: Cross multiply
    51,934.72x = 71,670.24 × 39,337.60
  4. Step 4: Simplify right side
    51,934.72x = 2,819,335,233.02
  5. Step 5: Solve for x
    x = 2,819,335,233.02/51,934.72
  6. Step 6: Final answer
    x = 54,286.14

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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.