Home / 54,844.19-82,309.56-28,189.12

Finding the Fourth Proportional to 54,844.19, 82,309.56 and 28,189.12

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Solution

The fourth proportional to 54,844.19, 82,309.56 and 28,189.12 is: 42,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,844.19 : 82,309.56 = 28,189.12 : x
  2. Step 2: Convert to fraction form
    54,844.19/82,309.56 = 28,189.12/x
  3. Step 3: Cross multiply
    54,844.19x = 82,309.56 × 28,189.12
  4. Step 4: Simplify right side
    54,844.19x = 2,320,234,063.99
  5. Step 5: Solve for x
    x = 2,320,234,063.99/54,844.19
  6. Step 6: Final answer
    x = 42,305.92

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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.