Home / 49,550.79-68,377.91-28,331.45

Finding the Fourth Proportional to 49,550.79, 68,377.91 and 28,331.45

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Solution

The fourth proportional to 49,550.79, 68,377.91 and 28,331.45 is: 39,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,550.79 : 68,377.91 = 28,331.45 : x
  2. Step 2: Convert to fraction form
    49,550.79/68,377.91 = 28,331.45/x
  3. Step 3: Cross multiply
    49,550.79x = 68,377.91 × 28,331.45
  4. Step 4: Simplify right side
    49,550.79x = 1,937,244,854.72
  5. Step 5: Solve for x
    x = 1,937,244,854.72/49,550.79
  6. Step 6: Final answer
    x = 39,096.14

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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.