Home / 17,140.92-23,612.16-14,614.80

Finding the Fourth Proportional to 17,140.92, 23,612.16 and 14,614.80

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Solution

The fourth proportional to 17,140.92, 23,612.16 and 14,614.80 is: 20,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140.92 : 23,612.16 = 14,614.80 : x
  2. Step 2: Convert to fraction form
    17,140.92/23,612.16 = 14,614.80/x
  3. Step 3: Cross multiply
    17,140.92x = 23,612.16 × 14,614.80
  4. Step 4: Simplify right side
    17,140.92x = 345,086,995.97
  5. Step 5: Solve for x
    x = 345,086,995.97/17,140.92
  6. Step 6: Final answer
    x = 20,132.35

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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.