Home / 49,398.53-68,170.52-28,179.05

Finding the Fourth Proportional to 49,398.53, 68,170.52 and 28,179.05

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Solution

The fourth proportional to 49,398.53, 68,170.52 and 28,179.05 is: 38,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.53 : 68,170.52 = 28,179.05 : x
  2. Step 2: Convert to fraction form
    49,398.53/68,170.52 = 28,179.05/x
  3. Step 3: Cross multiply
    49,398.53x = 68,170.52 × 28,179.05
  4. Step 4: Simplify right side
    49,398.53x = 1,920,980,350.71
  5. Step 5: Solve for x
    x = 1,920,980,350.71/49,398.53
  6. Step 6: Final answer
    x = 38,887.40

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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.