Home / 15,414.44-23,084.40-8,820.64

Finding the Fourth Proportional to 15,414.44, 23,084.40 and 8,820.64

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Solution

The fourth proportional to 15,414.44, 23,084.40 and 8,820.64 is: 13,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.44 : 23,084.40 = 8,820.64 : x
  2. Step 2: Convert to fraction form
    15,414.44/23,084.40 = 8,820.64/x
  3. Step 3: Cross multiply
    15,414.44x = 23,084.40 × 8,820.64
  4. Step 4: Simplify right side
    15,414.44x = 203,619,124.31
  5. Step 5: Solve for x
    x = 203,619,124.31/15,414.44
  6. Step 6: Final answer
    x = 13,209.63

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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.