Home / 23,610.72-35,422.19-8,819.78

Finding the Fourth Proportional to 23,610.72, 35,422.19 and 8,819.78

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Solution

The fourth proportional to 23,610.72, 35,422.19 and 8,819.78 is: 13,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,610.72 : 35,422.19 = 8,819.78 : x
  2. Step 2: Convert to fraction form
    23,610.72/35,422.19 = 8,819.78/x
  3. Step 3: Cross multiply
    23,610.72x = 35,422.19 × 8,819.78
  4. Step 4: Simplify right side
    23,610.72x = 312,415,701.71
  5. Step 5: Solve for x
    x = 312,415,701.71/23,610.72
  6. Step 6: Final answer
    x = 13,231.94

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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.