Home / 41,920.20-62,880.30-39,733.20

Finding the Fourth Proportional to 41,920.20, 62,880.30 and 39,733.20

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Solution

The fourth proportional to 41,920.20, 62,880.30 and 39,733.20 is: 59,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.20 : 62,880.30 = 39,733.20 : x
  2. Step 2: Convert to fraction form
    41,920.20/62,880.30 = 39,733.20/x
  3. Step 3: Cross multiply
    41,920.20x = 62,880.30 × 39,733.20
  4. Step 4: Simplify right side
    41,920.20x = 2,498,435,535.96
  5. Step 5: Solve for x
    x = 2,498,435,535.96/41,920.20
  6. Step 6: Final answer
    x = 59,599.80

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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.