Home / 45,546.32-68,287.20-17,442.68

Finding the Fourth Proportional to 45,546.32, 68,287.20 and 17,442.68

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Solution

The fourth proportional to 45,546.32, 68,287.20 and 17,442.68 is: 26,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,546.32 : 68,287.20 = 17,442.68 : x
  2. Step 2: Convert to fraction form
    45,546.32/68,287.20 = 17,442.68/x
  3. Step 3: Cross multiply
    45,546.32x = 68,287.20 × 17,442.68
  4. Step 4: Simplify right side
    45,546.32x = 1,191,111,777.70
  5. Step 5: Solve for x
    x = 1,191,111,777.70/45,546.32
  6. Step 6: Final answer
    x = 26,151.66

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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.