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Finding the Fourth Proportional to 17,580.84, 24,261.84 and 12,553.61

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Solution

The fourth proportional to 17,580.84, 24,261.84 and 12,553.61 is: 17,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.84 : 24,261.84 = 12,553.61 : x
  2. Step 2: Convert to fraction form
    17,580.84/24,261.84 = 12,553.61/x
  3. Step 3: Cross multiply
    17,580.84x = 24,261.84 × 12,553.61
  4. Step 4: Simplify right side
    17,580.84x = 304,573,555.93
  5. Step 5: Solve for x
    x = 304,573,555.93/17,580.84
  6. Step 6: Final answer
    x = 17,324.18

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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.