Home / 41,779.94-62,663.74-12,189.83

Finding the Fourth Proportional to 41,779.94, 62,663.74 and 12,189.83

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Solution

The fourth proportional to 41,779.94, 62,663.74 and 12,189.83 is: 18,282.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,779.94 : 62,663.74 = 12,189.83 : x
  2. Step 2: Convert to fraction form
    41,779.94/62,663.74 = 12,189.83/x
  3. Step 3: Cross multiply
    41,779.94x = 62,663.74 × 12,189.83
  4. Step 4: Simplify right side
    41,779.94x = 763,859,993.97
  5. Step 5: Solve for x
    x = 763,859,993.97/41,779.94
  6. Step 6: Final answer
    x = 18,282.94

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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.