Home / 45,531.62-68,303.67-15,537.82

Finding the Fourth Proportional to 45,531.62, 68,303.67 and 15,537.82

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Solution

The fourth proportional to 45,531.62, 68,303.67 and 15,537.82 is: 23,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,531.62 : 68,303.67 = 15,537.82 : x
  2. Step 2: Convert to fraction form
    45,531.62/68,303.67 = 15,537.82/x
  3. Step 3: Cross multiply
    45,531.62x = 68,303.67 × 15,537.82
  4. Step 4: Simplify right side
    45,531.62x = 1,061,290,129.80
  5. Step 5: Solve for x
    x = 1,061,290,129.80/45,531.62
  6. Step 6: Final answer
    x = 23,308.86

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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.