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Finding the Fourth Proportional to 17,902.48, 24,695.48 and 16,635.40

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Solution

The fourth proportional to 17,902.48, 24,695.48 and 16,635.40 is: 22,947.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,902.48 : 24,695.48 = 16,635.40 : x
  2. Step 2: Convert to fraction form
    17,902.48/24,695.48 = 16,635.40/x
  3. Step 3: Cross multiply
    17,902.48x = 24,695.48 × 16,635.40
  4. Step 4: Simplify right side
    17,902.48x = 410,819,187.99
  5. Step 5: Solve for x
    x = 410,819,187.99/17,902.48
  6. Step 6: Final answer
    x = 22,947.61

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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.