Home / 23,475.29-32,395.68-12,864.87

Finding the Fourth Proportional to 23,475.29, 32,395.68 and 12,864.87

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Solution

The fourth proportional to 23,475.29, 32,395.68 and 12,864.87 is: 17,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,475.29 : 32,395.68 = 12,864.87 : x
  2. Step 2: Convert to fraction form
    23,475.29/32,395.68 = 12,864.87/x
  3. Step 3: Cross multiply
    23,475.29x = 32,395.68 × 12,864.87
  4. Step 4: Simplify right side
    23,475.29x = 416,766,211.76
  5. Step 5: Solve for x
    x = 416,766,211.76/23,475.29
  6. Step 6: Final answer
    x = 17,753.40

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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.