Home / 49,578.62-68,445.15-38,223.23

Finding the Fourth Proportional to 49,578.62, 68,445.15 and 38,223.23

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Solution

The fourth proportional to 49,578.62, 68,445.15 and 38,223.23 is: 52,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,578.62 : 68,445.15 = 38,223.23 : x
  2. Step 2: Convert to fraction form
    49,578.62/68,445.15 = 38,223.23/x
  3. Step 3: Cross multiply
    49,578.62x = 68,445.15 × 38,223.23
  4. Step 4: Simplify right side
    49,578.62x = 2,616,194,710.83
  5. Step 5: Solve for x
    x = 2,616,194,710.83/49,578.62
  6. Step 6: Final answer
    x = 52,768.61

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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.