Home / 17,934.98-24,718.37-15,872.72

Finding the Fourth Proportional to 17,934.98, 24,718.37 and 15,872.72

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Solution

The fourth proportional to 17,934.98, 24,718.37 and 15,872.72 is: 21,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,934.98 : 24,718.37 = 15,872.72 : x
  2. Step 2: Convert to fraction form
    17,934.98/24,718.37 = 15,872.72/x
  3. Step 3: Cross multiply
    17,934.98x = 24,718.37 × 15,872.72
  4. Step 4: Simplify right side
    17,934.98x = 392,347,562.91
  5. Step 5: Solve for x
    x = 392,347,562.91/17,934.98
  6. Step 6: Final answer
    x = 21,876.11

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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.