Home / 37,793.88-56,678.85-12,487.68

Finding the Fourth Proportional to 37,793.88, 56,678.85 and 12,487.68

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Solution

The fourth proportional to 37,793.88, 56,678.85 and 12,487.68 is: 18,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,793.88 : 56,678.85 = 12,487.68 : x
  2. Step 2: Convert to fraction form
    37,793.88/56,678.85 = 12,487.68/x
  3. Step 3: Cross multiply
    37,793.88x = 56,678.85 × 12,487.68
  4. Step 4: Simplify right side
    37,793.88x = 707,787,341.57
  5. Step 5: Solve for x
    x = 707,787,341.57/37,793.88
  6. Step 6: Final answer
    x = 18,727.56

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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.