Home / 41,999.12-63,013.98-19,520.18

Finding the Fourth Proportional to 41,999.12, 63,013.98 and 19,520.18

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Solution

The fourth proportional to 41,999.12, 63,013.98 and 19,520.18 is: 29,287.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,999.12 : 63,013.98 = 19,520.18 : x
  2. Step 2: Convert to fraction form
    41,999.12/63,013.98 = 19,520.18/x
  3. Step 3: Cross multiply
    41,999.12x = 63,013.98 × 19,520.18
  4. Step 4: Simplify right side
    41,999.12x = 1,230,044,232.12
  5. Step 5: Solve for x
    x = 1,230,044,232.12/41,999.12
  6. Step 6: Final answer
    x = 29,287.38

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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.