Home / 23,115.96-34,647.48-11,275.92

Finding the Fourth Proportional to 23,115.96, 34,647.48 and 11,275.92

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Solution

The fourth proportional to 23,115.96, 34,647.48 and 11,275.92 is: 16,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115.96 : 34,647.48 = 11,275.92 : x
  2. Step 2: Convert to fraction form
    23,115.96/34,647.48 = 11,275.92/x
  3. Step 3: Cross multiply
    23,115.96x = 34,647.48 × 11,275.92
  4. Step 4: Simplify right side
    23,115.96x = 390,682,212.68
  5. Step 5: Solve for x
    x = 390,682,212.68/23,115.96
  6. Step 6: Final answer
    x = 16,900.97

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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.