Home / 24,976.36-34,388.58-20,276.20

Finding the Fourth Proportional to 24,976.36, 34,388.58 and 20,276.20

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Solution

The fourth proportional to 24,976.36, 34,388.58 and 20,276.20 is: 27,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,976.36 : 34,388.58 = 20,276.20 : x
  2. Step 2: Convert to fraction form
    24,976.36/34,388.58 = 20,276.20/x
  3. Step 3: Cross multiply
    24,976.36x = 34,388.58 × 20,276.20
  4. Step 4: Simplify right side
    24,976.36x = 697,269,725.80
  5. Step 5: Solve for x
    x = 697,269,725.80/24,976.36
  6. Step 6: Final answer
    x = 27,917.19

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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.