Home / 55,215.26-82,822.89-36,490.90

Finding the Fourth Proportional to 55,215.26, 82,822.89 and 36,490.90

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Solution

The fourth proportional to 55,215.26, 82,822.89 and 36,490.90 is: 54,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,215.26 : 82,822.89 = 36,490.90 : x
  2. Step 2: Convert to fraction form
    55,215.26/82,822.89 = 36,490.90/x
  3. Step 3: Cross multiply
    55,215.26x = 82,822.89 × 36,490.90
  4. Step 4: Simplify right side
    55,215.26x = 3,022,281,796.70
  5. Step 5: Solve for x
    x = 3,022,281,796.70/55,215.26
  6. Step 6: Final answer
    x = 54,736.35

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.