Home / 37,358.89-56,045.00-12,400.43

Finding the Fourth Proportional to 37,358.89, 56,045.00 and 12,400.43

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Solution

The fourth proportional to 37,358.89, 56,045.00 and 12,400.43 is: 18,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358.89 : 56,045.00 = 12,400.43 : x
  2. Step 2: Convert to fraction form
    37,358.89/56,045.00 = 12,400.43/x
  3. Step 3: Cross multiply
    37,358.89x = 56,045.00 × 12,400.43
  4. Step 4: Simplify right side
    37,358.89x = 694,981,850.13
  5. Step 5: Solve for x
    x = 694,981,850.13/37,358.89
  6. Step 6: Final answer
    x = 18,602.85

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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.