Home / 33,285.20-49,949.28-21,437.74

Finding the Fourth Proportional to 33,285.20, 49,949.28 and 21,437.74

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Solution

The fourth proportional to 33,285.20, 49,949.28 and 21,437.74 is: 32,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.20 : 49,949.28 = 21,437.74 : x
  2. Step 2: Convert to fraction form
    33,285.20/49,949.28 = 21,437.74/x
  3. Step 3: Cross multiply
    33,285.20x = 49,949.28 × 21,437.74
  4. Step 4: Simplify right side
    33,285.20x = 1,070,799,677.83
  5. Step 5: Solve for x
    x = 1,070,799,677.83/33,285.20
  6. Step 6: Final answer
    x = 32,170.44

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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.