Home / 36,709.20-55,065.89-10,411.88

Finding the Fourth Proportional to 36,709.20, 55,065.89 and 10,411.88

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Solution

The fourth proportional to 36,709.20, 55,065.89 and 10,411.88 is: 15,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709.20 : 55,065.89 = 10,411.88 : x
  2. Step 2: Convert to fraction form
    36,709.20/55,065.89 = 10,411.88/x
  3. Step 3: Cross multiply
    36,709.20x = 55,065.89 × 10,411.88
  4. Step 4: Simplify right side
    36,709.20x = 573,339,189.47
  5. Step 5: Solve for x
    x = 573,339,189.47/36,709.20
  6. Step 6: Final answer
    x = 15,618.41

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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.