Home / 37,989.28-56,983.92-10,291.36

Finding the Fourth Proportional to 37,989.28, 56,983.92 and 10,291.36

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Solution

The fourth proportional to 37,989.28, 56,983.92 and 10,291.36 is: 15,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.28 : 56,983.92 = 10,291.36 : x
  2. Step 2: Convert to fraction form
    37,989.28/56,983.92 = 10,291.36/x
  3. Step 3: Cross multiply
    37,989.28x = 56,983.92 × 10,291.36
  4. Step 4: Simplify right side
    37,989.28x = 586,442,034.93
  5. Step 5: Solve for x
    x = 586,442,034.93/37,989.28
  6. Step 6: Final answer
    x = 15,437.04

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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.