Home / 22,248.20-33,445.20-15,719.60

Finding the Fourth Proportional to 22,248.20, 33,445.20 and 15,719.60

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Solution

The fourth proportional to 22,248.20, 33,445.20 and 15,719.60 is: 23,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.20 : 33,445.20 = 15,719.60 : x
  2. Step 2: Convert to fraction form
    22,248.20/33,445.20 = 15,719.60/x
  3. Step 3: Cross multiply
    22,248.20x = 33,445.20 × 15,719.60
  4. Step 4: Simplify right side
    22,248.20x = 525,745,165.92
  5. Step 5: Solve for x
    x = 525,745,165.92/22,248.20
  6. Step 6: Final answer
    x = 23,630.91

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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.