Home / 45,382.56-68,081.13-19,094.82

Finding the Fourth Proportional to 45,382.56, 68,081.13 and 19,094.82

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Solution

The fourth proportional to 45,382.56, 68,081.13 and 19,094.82 is: 28,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,382.56 : 68,081.13 = 19,094.82 : x
  2. Step 2: Convert to fraction form
    45,382.56/68,081.13 = 19,094.82/x
  3. Step 3: Cross multiply
    45,382.56x = 68,081.13 × 19,094.82
  4. Step 4: Simplify right side
    45,382.56x = 1,299,996,922.75
  5. Step 5: Solve for x
    x = 1,299,996,922.75/45,382.56
  6. Step 6: Final answer
    x = 28,645.30

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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.