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Finding the Fourth Proportional to 17,472.06, 24,135.03 and 13,959.90

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Solution

The fourth proportional to 17,472.06, 24,135.03 and 13,959.90 is: 19,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.06 : 24,135.03 = 13,959.90 : x
  2. Step 2: Convert to fraction form
    17,472.06/24,135.03 = 13,959.90/x
  3. Step 3: Cross multiply
    17,472.06x = 24,135.03 × 13,959.90
  4. Step 4: Simplify right side
    17,472.06x = 336,922,605.30
  5. Step 5: Solve for x
    x = 336,922,605.30/17,472.06
  6. Step 6: Final answer
    x = 19,283.51

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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.