Home / 37,728.52-52,066.18-20,732.92

Finding the Fourth Proportional to 37,728.52, 52,066.18 and 20,732.92

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Solution

The fourth proportional to 37,728.52, 52,066.18 and 20,732.92 is: 28,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728.52 : 52,066.18 = 20,732.92 : x
  2. Step 2: Convert to fraction form
    37,728.52/52,066.18 = 20,732.92/x
  3. Step 3: Cross multiply
    37,728.52x = 52,066.18 × 20,732.92
  4. Step 4: Simplify right side
    37,728.52x = 1,079,483,944.65
  5. Step 5: Solve for x
    x = 1,079,483,944.65/37,728.52
  6. Step 6: Final answer
    x = 28,611.88

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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.