Home / 21,932.07-32,821.56-17,937.15

Finding the Fourth Proportional to 21,932.07, 32,821.56 and 17,937.15

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Solution

The fourth proportional to 21,932.07, 32,821.56 and 17,937.15 is: 26,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932.07 : 32,821.56 = 17,937.15 : x
  2. Step 2: Convert to fraction form
    21,932.07/32,821.56 = 17,937.15/x
  3. Step 3: Cross multiply
    21,932.07x = 32,821.56 × 17,937.15
  4. Step 4: Simplify right side
    21,932.07x = 588,725,244.95
  5. Step 5: Solve for x
    x = 588,725,244.95/21,932.07
  6. Step 6: Final answer
    x = 26,843.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.