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Finding the Fourth Proportional to 17,426.98, 24,043.93 and 9,872.11

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Solution

The fourth proportional to 17,426.98, 24,043.93 and 9,872.11 is: 13,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,426.98 : 24,043.93 = 9,872.11 : x
  2. Step 2: Convert to fraction form
    17,426.98/24,043.93 = 9,872.11/x
  3. Step 3: Cross multiply
    17,426.98x = 24,043.93 × 9,872.11
  4. Step 4: Simplify right side
    17,426.98x = 237,364,321.79
  5. Step 5: Solve for x
    x = 237,364,321.79/17,426.98
  6. Step 6: Final answer
    x = 13,620.51

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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.