Home / 37,500.64-51,751.92-20,734.24

Finding the Fourth Proportional to 37,500.64, 51,751.92 and 20,734.24

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Solution

The fourth proportional to 37,500.64, 51,751.92 and 20,734.24 is: 28,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,500.64 : 51,751.92 = 20,734.24 : x
  2. Step 2: Convert to fraction form
    37,500.64/51,751.92 = 20,734.24/x
  3. Step 3: Cross multiply
    37,500.64x = 51,751.92 × 20,734.24
  4. Step 4: Simplify right side
    37,500.64x = 1,073,036,729.74
  5. Step 5: Solve for x
    x = 1,073,036,729.74/37,500.64
  6. Step 6: Final answer
    x = 28,613.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.