Home / 34,104.30-51,158.88-11,915.16

Finding the Fourth Proportional to 34,104.30, 51,158.88 and 11,915.16

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Solution

The fourth proportional to 34,104.30, 51,158.88 and 11,915.16 is: 17,873.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,104.30 : 51,158.88 = 11,915.16 : x
  2. Step 2: Convert to fraction form
    34,104.30/51,158.88 = 11,915.16/x
  3. Step 3: Cross multiply
    34,104.30x = 51,158.88 × 11,915.16
  4. Step 4: Simplify right side
    34,104.30x = 609,566,240.62
  5. Step 5: Solve for x
    x = 609,566,240.62/34,104.30
  6. Step 6: Final answer
    x = 17,873.59

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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.