Home / 49,396.08-68,173.08-28,170.48

Finding the Fourth Proportional to 49,396.08, 68,173.08 and 28,170.48

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Solution

The fourth proportional to 49,396.08, 68,173.08 and 28,170.48 is: 38,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,396.08 : 68,173.08 = 28,170.48 : x
  2. Step 2: Convert to fraction form
    49,396.08/68,173.08 = 28,170.48/x
  3. Step 3: Cross multiply
    49,396.08x = 68,173.08 × 28,170.48
  4. Step 4: Simplify right side
    49,396.08x = 1,920,468,386.68
  5. Step 5: Solve for x
    x = 1,920,468,386.68/49,396.08
  6. Step 6: Final answer
    x = 38,878.96

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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.