Home / 48,911.20-67,497.48-27,690.04

Finding the Fourth Proportional to 48,911.20, 67,497.48 and 27,690.04

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Solution

The fourth proportional to 48,911.20, 67,497.48 and 27,690.04 is: 38,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911.20 : 67,497.48 = 27,690.04 : x
  2. Step 2: Convert to fraction form
    48,911.20/67,497.48 = 27,690.04/x
  3. Step 3: Cross multiply
    48,911.20x = 67,497.48 × 27,690.04
  4. Step 4: Simplify right side
    48,911.20x = 1,869,007,921.10
  5. Step 5: Solve for x
    x = 1,869,007,921.10/48,911.20
  6. Step 6: Final answer
    x = 38,212.27

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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.