Home / 31,559.13-47,338.29-9,372.42

Finding the Fourth Proportional to 31,559.13, 47,338.29 and 9,372.42

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Solution

The fourth proportional to 31,559.13, 47,338.29 and 9,372.42 is: 14,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.13 : 47,338.29 = 9,372.42 : x
  2. Step 2: Convert to fraction form
    31,559.13/47,338.29 = 9,372.42/x
  3. Step 3: Cross multiply
    31,559.13x = 47,338.29 × 9,372.42
  4. Step 4: Simplify right side
    31,559.13x = 443,674,335.96
  5. Step 5: Solve for x
    x = 443,674,335.96/31,559.13
  6. Step 6: Final answer
    x = 14,058.51

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1.5x scale

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.