Home / 22,478.04-33,689.72-15,906.12

Finding the Fourth Proportional to 22,478.04, 33,689.72 and 15,906.12

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Solution

The fourth proportional to 22,478.04, 33,689.72 and 15,906.12 is: 23,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.04 : 33,689.72 = 15,906.12 : x
  2. Step 2: Convert to fraction form
    22,478.04/33,689.72 = 15,906.12/x
  3. Step 3: Cross multiply
    22,478.04x = 33,689.72 × 15,906.12
  4. Step 4: Simplify right side
    22,478.04x = 535,872,729.09
  5. Step 5: Solve for x
    x = 535,872,729.09/22,478.04
  6. Step 6: Final answer
    x = 23,839.83

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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.