Home / 23,148.11-31,944.30-12,537.71

Finding the Fourth Proportional to 23,148.11, 31,944.30 and 12,537.71

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Solution

The fourth proportional to 23,148.11, 31,944.30 and 12,537.71 is: 17,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.11 : 31,944.30 = 12,537.71 : x
  2. Step 2: Convert to fraction form
    23,148.11/31,944.30 = 12,537.71/x
  3. Step 3: Cross multiply
    23,148.11x = 31,944.30 × 12,537.71
  4. Step 4: Simplify right side
    23,148.11x = 400,508,369.55
  5. Step 5: Solve for x
    x = 400,508,369.55/23,148.11
  6. Step 6: Final answer
    x = 17,301.99

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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.