Home / 49,374.62-68,138.17-28,154.24

Finding the Fourth Proportional to 49,374.62, 68,138.17 and 28,154.24

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Solution

The fourth proportional to 49,374.62, 68,138.17 and 28,154.24 is: 38,853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374.62 : 68,138.17 = 28,154.24 : x
  2. Step 2: Convert to fraction form
    49,374.62/68,138.17 = 28,154.24/x
  3. Step 3: Cross multiply
    49,374.62x = 68,138.17 × 28,154.24
  4. Step 4: Simplify right side
    49,374.62x = 1,918,377,980.26
  5. Step 5: Solve for x
    x = 1,918,377,980.26/49,374.62
  6. Step 6: Final answer
    x = 38,853.53

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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.