Home / 47,725.80-71,442.90-37,228.20

Finding the Fourth Proportional to 47,725.80, 71,442.90 and 37,228.20

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Solution

The fourth proportional to 47,725.80, 71,442.90 and 37,228.20 is: 55,728.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.80 : 71,442.90 = 37,228.20 : x
  2. Step 2: Convert to fraction form
    47,725.80/71,442.90 = 37,228.20/x
  3. Step 3: Cross multiply
    47,725.80x = 71,442.90 × 37,228.20
  4. Step 4: Simplify right side
    47,725.80x = 2,659,690,569.78
  5. Step 5: Solve for x
    x = 2,659,690,569.78/47,725.80
  6. Step 6: Final answer
    x = 55,728.57

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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.