Home / 45,754.32-68,624.97-17,687.59

Finding the Fourth Proportional to 45,754.32, 68,624.97 and 17,687.59

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Solution

The fourth proportional to 45,754.32, 68,624.97 and 17,687.59 is: 26,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,754.32 : 68,624.97 = 17,687.59 : x
  2. Step 2: Convert to fraction form
    45,754.32/68,624.97 = 17,687.59/x
  3. Step 3: Cross multiply
    45,754.32x = 68,624.97 × 17,687.59
  4. Step 4: Simplify right side
    45,754.32x = 1,213,810,333.12
  5. Step 5: Solve for x
    x = 1,213,810,333.12/45,754.32
  6. Step 6: Final answer
    x = 26,528.87

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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.