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Finding the Fourth Proportional to 17,512.61, 24,291.22 and 16,882.16

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Solution

The fourth proportional to 17,512.61, 24,291.22 and 16,882.16 is: 23,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,512.61 : 24,291.22 = 16,882.16 : x
  2. Step 2: Convert to fraction form
    17,512.61/24,291.22 = 16,882.16/x
  3. Step 3: Cross multiply
    17,512.61x = 24,291.22 × 16,882.16
  4. Step 4: Simplify right side
    17,512.61x = 410,088,262.64
  5. Step 5: Solve for x
    x = 410,088,262.64/17,512.61
  6. Step 6: Final answer
    x = 23,416.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.