Home / 31,599.24-43,606.11-17,451.78

Finding the Fourth Proportional to 31,599.24, 43,606.11 and 17,451.78

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Solution

The fourth proportional to 31,599.24, 43,606.11 and 17,451.78 is: 24,082.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599.24 : 43,606.11 = 17,451.78 : x
  2. Step 2: Convert to fraction form
    31,599.24/43,606.11 = 17,451.78/x
  3. Step 3: Cross multiply
    31,599.24x = 43,606.11 × 17,451.78
  4. Step 4: Simplify right side
    31,599.24x = 761,004,238.38
  5. Step 5: Solve for x
    x = 761,004,238.38/31,599.24
  6. Step 6: Final answer
    x = 24,082.99

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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.