Home / 31,549.44-47,329.92-13,082.88

Finding the Fourth Proportional to 31,549.44, 47,329.92 and 13,082.88

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Solution

The fourth proportional to 31,549.44, 47,329.92 and 13,082.88 is: 19,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549.44 : 47,329.92 = 13,082.88 : x
  2. Step 2: Convert to fraction form
    31,549.44/47,329.92 = 13,082.88/x
  3. Step 3: Cross multiply
    31,549.44x = 47,329.92 × 13,082.88
  4. Step 4: Simplify right side
    31,549.44x = 619,211,663.77
  5. Step 5: Solve for x
    x = 619,211,663.77/31,549.44
  6. Step 6: Final answer
    x = 19,626.71

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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.