Home / 18,644.33-25,729.17-10,260.83

Finding the Fourth Proportional to 18,644.33, 25,729.17 and 10,260.83

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Solution

The fourth proportional to 18,644.33, 25,729.17 and 10,260.83 is: 14,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644.33 : 25,729.17 = 10,260.83 : x
  2. Step 2: Convert to fraction form
    18,644.33/25,729.17 = 10,260.83/x
  3. Step 3: Cross multiply
    18,644.33x = 25,729.17 × 10,260.83
  4. Step 4: Simplify right side
    18,644.33x = 264,002,510.77
  5. Step 5: Solve for x
    x = 264,002,510.77/18,644.33
  6. Step 6: Final answer
    x = 14,159.94

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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.