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Finding the Fourth Proportional to 18,059.67, 24,917.34 and 10,402.64

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Solution

The fourth proportional to 18,059.67, 24,917.34 and 10,402.64 is: 14,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.67 : 24,917.34 = 10,402.64 : x
  2. Step 2: Convert to fraction form
    18,059.67/24,917.34 = 10,402.64/x
  3. Step 3: Cross multiply
    18,059.67x = 24,917.34 × 10,402.64
  4. Step 4: Simplify right side
    18,059.67x = 259,206,117.78
  5. Step 5: Solve for x
    x = 259,206,117.78/18,059.67
  6. Step 6: Final answer
    x = 14,352.76

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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.