Home / 25,517.13-35,218.00-16,439.94

Finding the Fourth Proportional to 25,517.13, 35,218.00 and 16,439.94

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Solution

The fourth proportional to 25,517.13, 35,218.00 and 16,439.94 is: 22,689.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.13 : 35,218.00 = 16,439.94 : x
  2. Step 2: Convert to fraction form
    25,517.13/35,218.00 = 16,439.94/x
  3. Step 3: Cross multiply
    25,517.13x = 35,218.00 × 16,439.94
  4. Step 4: Simplify right side
    25,517.13x = 578,981,827.47
  5. Step 5: Solve for x
    x = 578,981,827.47/25,517.13
  6. Step 6: Final answer
    x = 22,689.93

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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.