Home / 15,273.44-23,014.20-12,560.86

Finding the Fourth Proportional to 15,273.44, 23,014.20 and 12,560.86

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Solution

The fourth proportional to 15,273.44, 23,014.20 and 12,560.86 is: 18,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273.44 : 23,014.20 = 12,560.86 : x
  2. Step 2: Convert to fraction form
    15,273.44/23,014.20 = 12,560.86/x
  3. Step 3: Cross multiply
    15,273.44x = 23,014.20 × 12,560.86
  4. Step 4: Simplify right side
    15,273.44x = 289,078,144.21
  5. Step 5: Solve for x
    x = 289,078,144.21/15,273.44
  6. Step 6: Final answer
    x = 18,926.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.