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Finding the Fourth Proportional to 17,049.71, 25,484.78 and 14,810.80

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Solution

The fourth proportional to 17,049.71, 25,484.78 and 14,810.80 is: 22,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,049.71 : 25,484.78 = 14,810.80 : x
  2. Step 2: Convert to fraction form
    17,049.71/25,484.78 = 14,810.80/x
  3. Step 3: Cross multiply
    17,049.71x = 25,484.78 × 14,810.80
  4. Step 4: Simplify right side
    17,049.71x = 377,449,979.62
  5. Step 5: Solve for x
    x = 377,449,979.62/17,049.71
  6. Step 6: Final answer
    x = 22,138.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.