Home / 45,382.06-68,080.38-19,094.32

Finding the Fourth Proportional to 45,382.06, 68,080.38 and 19,094.32

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Solution

The fourth proportional to 45,382.06, 68,080.38 and 19,094.32 is: 28,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,382.06 : 68,080.38 = 19,094.32 : x
  2. Step 2: Convert to fraction form
    45,382.06/68,080.38 = 19,094.32/x
  3. Step 3: Cross multiply
    45,382.06x = 68,080.38 × 19,094.32
  4. Step 4: Simplify right side
    45,382.06x = 1,299,948,561.44
  5. Step 5: Solve for x
    x = 1,299,948,561.44/45,382.06
  6. Step 6: Final answer
    x = 28,644.55

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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.