Home / 45,789.35-68,728.36-22,113.53

Finding the Fourth Proportional to 45,789.35, 68,728.36 and 22,113.53

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Solution

The fourth proportional to 45,789.35, 68,728.36 and 22,113.53 is: 33,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,789.35 : 68,728.36 = 22,113.53 : x
  2. Step 2: Convert to fraction form
    45,789.35/68,728.36 = 22,113.53/x
  3. Step 3: Cross multiply
    45,789.35x = 68,728.36 × 22,113.53
  4. Step 4: Simplify right side
    45,789.35x = 1,519,826,251.79
  5. Step 5: Solve for x
    x = 1,519,826,251.79/45,789.35
  6. Step 6: Final answer
    x = 33,191.70

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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.