Home / 41,820.90-62,731.08-10,655.88

Finding the Fourth Proportional to 41,820.90, 62,731.08 and 10,655.88

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Solution

The fourth proportional to 41,820.90, 62,731.08 and 10,655.88 is: 15,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,820.90 : 62,731.08 = 10,655.88 : x
  2. Step 2: Convert to fraction form
    41,820.90/62,731.08 = 10,655.88/x
  3. Step 3: Cross multiply
    41,820.90x = 62,731.08 × 10,655.88
  4. Step 4: Simplify right side
    41,820.90x = 668,454,860.75
  5. Step 5: Solve for x
    x = 668,454,860.75/41,820.90
  6. Step 6: Final answer
    x = 15,983.75

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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.