Home / 37,913.20-56,884.46-15,720.88

Finding the Fourth Proportional to 37,913.20, 56,884.46 and 15,720.88

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Solution

The fourth proportional to 37,913.20, 56,884.46 and 15,720.88 is: 23,587.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,913.20 : 56,884.46 = 15,720.88 : x
  2. Step 2: Convert to fraction form
    37,913.20/56,884.46 = 15,720.88/x
  3. Step 3: Cross multiply
    37,913.20x = 56,884.46 × 15,720.88
  4. Step 4: Simplify right side
    37,913.20x = 894,273,769.52
  5. Step 5: Solve for x
    x = 894,273,769.52/37,913.20
  6. Step 6: Final answer
    x = 23,587.40

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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.