Home / 47,472.62-65,497.41-31,559.76

Finding the Fourth Proportional to 47,472.62, 65,497.41 and 31,559.76

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Solution

The fourth proportional to 47,472.62, 65,497.41 and 31,559.76 is: 43,542.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,472.62 : 65,497.41 = 31,559.76 : x
  2. Step 2: Convert to fraction form
    47,472.62/65,497.41 = 31,559.76/x
  3. Step 3: Cross multiply
    47,472.62x = 65,497.41 × 31,559.76
  4. Step 4: Simplify right side
    47,472.62x = 2,067,082,540.22
  5. Step 5: Solve for x
    x = 2,067,082,540.22/47,472.62
  6. Step 6: Final answer
    x = 43,542.63

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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.