Home / 37,344.42-56,032.92-12,387.78

Finding the Fourth Proportional to 37,344.42, 56,032.92 and 12,387.78

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Solution

The fourth proportional to 37,344.42, 56,032.92 and 12,387.78 is: 18,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,344.42 : 56,032.92 = 12,387.78 : x
  2. Step 2: Convert to fraction form
    37,344.42/56,032.92 = 12,387.78/x
  3. Step 3: Cross multiply
    37,344.42x = 56,032.92 × 12,387.78
  4. Step 4: Simplify right side
    37,344.42x = 694,123,485.72
  5. Step 5: Solve for x
    x = 694,123,485.72/37,344.42
  6. Step 6: Final answer
    x = 18,587.07

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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.