Home / 22,288.12-33,445.55-8,245.76

Finding the Fourth Proportional to 22,288.12, 33,445.55 and 8,245.76

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Solution

The fourth proportional to 22,288.12, 33,445.55 and 8,245.76 is: 12,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.12 : 33,445.55 = 8,245.76 : x
  2. Step 2: Convert to fraction form
    22,288.12/33,445.55 = 8,245.76/x
  3. Step 3: Cross multiply
    22,288.12x = 33,445.55 × 8,245.76
  4. Step 4: Simplify right side
    22,288.12x = 275,783,853.53
  5. Step 5: Solve for x
    x = 275,783,853.53/22,288.12
  6. Step 6: Final answer
    x = 12,373.58

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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.