Home / 41,164.20-61,745.76-9,999.36

Finding the Fourth Proportional to 41,164.20, 61,745.76 and 9,999.36

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Solution

The fourth proportional to 41,164.20, 61,745.76 and 9,999.36 is: 14,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,164.20 : 61,745.76 = 9,999.36 : x
  2. Step 2: Convert to fraction form
    41,164.20/61,745.76 = 9,999.36/x
  3. Step 3: Cross multiply
    41,164.20x = 61,745.76 × 9,999.36
  4. Step 4: Simplify right side
    41,164.20x = 617,418,082.71
  5. Step 5: Solve for x
    x = 617,418,082.71/41,164.20
  6. Step 6: Final answer
    x = 14,998.91

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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.