Home / 41,984.13-62,984.51-11,998.65

Finding the Fourth Proportional to 41,984.13, 62,984.51 and 11,998.65

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Solution

The fourth proportional to 41,984.13, 62,984.51 and 11,998.65 is: 18,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,984.13 : 62,984.51 = 11,998.65 : x
  2. Step 2: Convert to fraction form
    41,984.13/62,984.51 = 11,998.65/x
  3. Step 3: Cross multiply
    41,984.13x = 62,984.51 × 11,998.65
  4. Step 4: Simplify right side
    41,984.13x = 755,729,030.92
  5. Step 5: Solve for x
    x = 755,729,030.92/41,984.13
  6. Step 6: Final answer
    x = 18,000.35

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1.5x scale

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.