Home / 22,724.70-33,904.52-20,229.90

Finding the Fourth Proportional to 22,724.70, 33,904.52 and 20,229.90

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Solution

The fourth proportional to 22,724.70, 33,904.52 and 20,229.90 is: 30,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724.70 : 33,904.52 = 20,229.90 : x
  2. Step 2: Convert to fraction form
    22,724.70/33,904.52 = 20,229.90/x
  3. Step 3: Cross multiply
    22,724.70x = 33,904.52 × 20,229.90
  4. Step 4: Simplify right side
    22,724.70x = 685,884,948.00
  5. Step 5: Solve for x
    x = 685,884,948.00/22,724.70
  6. Step 6: Final answer
    x = 30,182.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.