Home / 45,799.20-68,737.20-22,445.60

Finding the Fourth Proportional to 45,799.20, 68,737.20 and 22,445.60

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Solution

The fourth proportional to 45,799.20, 68,737.20 and 22,445.60 is: 33,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,799.20 : 68,737.20 = 22,445.60 : x
  2. Step 2: Convert to fraction form
    45,799.20/68,737.20 = 22,445.60/x
  3. Step 3: Cross multiply
    45,799.20x = 68,737.20 × 22,445.60
  4. Step 4: Simplify right side
    45,799.20x = 1,542,847,696.32
  5. Step 5: Solve for x
    x = 1,542,847,696.32/45,799.20
  6. Step 6: Final answer
    x = 33,687.22

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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.