Home / 15,449.50-23,175.96-4,915.83

Finding the Fourth Proportional to 15,449.50, 23,175.96 and 4,915.83

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Solution

The fourth proportional to 15,449.50, 23,175.96 and 4,915.83 is: 7,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.50 : 23,175.96 = 4,915.83 : x
  2. Step 2: Convert to fraction form
    15,449.50/23,175.96 = 4,915.83/x
  3. Step 3: Cross multiply
    15,449.50x = 23,175.96 × 4,915.83
  4. Step 4: Simplify right side
    15,449.50x = 113,929,079.45
  5. Step 5: Solve for x
    x = 113,929,079.45/15,449.50
  6. Step 6: Final answer
    x = 7,374.29

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1.5x scale

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.