Home / 41,379.04-57,160.72-39,842.84

Finding the Fourth Proportional to 41,379.04, 57,160.72 and 39,842.84

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Solution

The fourth proportional to 41,379.04, 57,160.72 and 39,842.84 is: 55,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,379.04 : 57,160.72 = 39,842.84 : x
  2. Step 2: Convert to fraction form
    41,379.04/57,160.72 = 39,842.84/x
  3. Step 3: Cross multiply
    41,379.04x = 57,160.72 × 39,842.84
  4. Step 4: Simplify right side
    41,379.04x = 2,277,445,613.95
  5. Step 5: Solve for x
    x = 2,277,445,613.95/41,379.04
  6. Step 6: Final answer
    x = 55,038.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.