Home / 39,976.68-55,169.46-24,878.28

Finding the Fourth Proportional to 39,976.68, 55,169.46 and 24,878.28

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Solution

The fourth proportional to 39,976.68, 55,169.46 and 24,878.28 is: 34,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,976.68 : 55,169.46 = 24,878.28 : x
  2. Step 2: Convert to fraction form
    39,976.68/55,169.46 = 24,878.28/x
  3. Step 3: Cross multiply
    39,976.68x = 55,169.46 × 24,878.28
  4. Step 4: Simplify right side
    39,976.68x = 1,372,521,273.33
  5. Step 5: Solve for x
    x = 1,372,521,273.33/39,976.68
  6. Step 6: Final answer
    x = 34,333.05

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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.