Home / 49,320.20-68,045.21-28,084.43

Finding the Fourth Proportional to 49,320.20, 68,045.21 and 28,084.43

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Solution

The fourth proportional to 49,320.20, 68,045.21 and 28,084.43 is: 38,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,320.20 : 68,045.21 = 28,084.43 : x
  2. Step 2: Convert to fraction form
    49,320.20/68,045.21 = 28,084.43/x
  3. Step 3: Cross multiply
    49,320.20x = 68,045.21 × 28,084.43
  4. Step 4: Simplify right side
    49,320.20x = 1,911,010,456.43
  5. Step 5: Solve for x
    x = 1,911,010,456.43/49,320.20
  6. Step 6: Final answer
    x = 38,747.02

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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.