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Finding the Fourth Proportional to 18,443, 25,451.88 and 10,060.04

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Solution

The fourth proportional to 18,443, 25,451.88 and 10,060.04 is: 13,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443 : 25,451.88 = 10,060.04 : x
  2. Step 2: Convert to fraction form
    18,443/25,451.88 = 10,060.04/x
  3. Step 3: Cross multiply
    18,443x = 25,451.88 × 10,060.04
  4. Step 4: Simplify right side
    18,443x = 256,046,930.88
  5. Step 5: Solve for x
    x = 256,046,930.88/18,443
  6. Step 6: Final answer
    x = 13,883.15

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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.