Home / 37,589.12-56,314.08-18,847.28

Finding the Fourth Proportional to 37,589.12, 56,314.08 and 18,847.28

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Solution

The fourth proportional to 37,589.12, 56,314.08 and 18,847.28 is: 28,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,589.12 : 56,314.08 = 18,847.28 : x
  2. Step 2: Convert to fraction form
    37,589.12/56,314.08 = 18,847.28/x
  3. Step 3: Cross multiply
    37,589.12x = 56,314.08 × 18,847.28
  4. Step 4: Simplify right side
    37,589.12x = 1,061,367,233.70
  5. Step 5: Solve for x
    x = 1,061,367,233.70/37,589.12
  6. Step 6: Final answer
    x = 28,236.02

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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.