Home / 41,377.60-62,081.43-20,315.40

Finding the Fourth Proportional to 41,377.60, 62,081.43 and 20,315.40

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Solution

The fourth proportional to 41,377.60, 62,081.43 and 20,315.40 is: 30,480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,377.60 : 62,081.43 = 20,315.40 : x
  2. Step 2: Convert to fraction form
    41,377.60/62,081.43 = 20,315.40/x
  3. Step 3: Cross multiply
    41,377.60x = 62,081.43 × 20,315.40
  4. Step 4: Simplify right side
    41,377.60x = 1,261,209,083.02
  5. Step 5: Solve for x
    x = 1,261,209,083.02/41,377.60
  6. Step 6: Final answer
    x = 30,480.48

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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.