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Finding the Fourth Proportional to 18,059.29, 24,919.80 and 10,101.35

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Solution

The fourth proportional to 18,059.29, 24,919.80 and 10,101.35 is: 13,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.29 : 24,919.80 = 10,101.35 : x
  2. Step 2: Convert to fraction form
    18,059.29/24,919.80 = 10,101.35/x
  3. Step 3: Cross multiply
    18,059.29x = 24,919.80 × 10,101.35
  4. Step 4: Simplify right side
    18,059.29x = 251,723,621.73
  5. Step 5: Solve for x
    x = 251,723,621.73/18,059.29
  6. Step 6: Final answer
    x = 13,938.73

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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.