Home / 41,117.90-61,640.39-20,046.15

Finding the Fourth Proportional to 41,117.90, 61,640.39 and 20,046.15

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Solution

The fourth proportional to 41,117.90, 61,640.39 and 20,046.15 is: 30,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,117.90 : 61,640.39 = 20,046.15 : x
  2. Step 2: Convert to fraction form
    41,117.90/61,640.39 = 20,046.15/x
  3. Step 3: Cross multiply
    41,117.90x = 61,640.39 × 20,046.15
  4. Step 4: Simplify right side
    41,117.90x = 1,235,652,554.11
  5. Step 5: Solve for x
    x = 1,235,652,554.11/41,117.90
  6. Step 6: Final answer
    x = 30,051.45

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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.