Home / 21,906.13-32,882.59-9,432.33

Finding the Fourth Proportional to 21,906.13, 32,882.59 and 9,432.33

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Solution

The fourth proportional to 21,906.13, 32,882.59 and 9,432.33 is: 14,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,906.13 : 32,882.59 = 9,432.33 : x
  2. Step 2: Convert to fraction form
    21,906.13/32,882.59 = 9,432.33/x
  3. Step 3: Cross multiply
    21,906.13x = 32,882.59 × 9,432.33
  4. Step 4: Simplify right side
    21,906.13x = 310,159,392.97
  5. Step 5: Solve for x
    x = 310,159,392.97/21,906.13
  6. Step 6: Final answer
    x = 14,158.57

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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.