Home / 25,440.16-38,163.72-8,795.73

Finding the Fourth Proportional to 25,440.16, 38,163.72 and 8,795.73

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Solution

The fourth proportional to 25,440.16, 38,163.72 and 8,795.73 is: 13,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.16 : 38,163.72 = 8,795.73 : x
  2. Step 2: Convert to fraction form
    25,440.16/38,163.72 = 8,795.73/x
  3. Step 3: Cross multiply
    25,440.16x = 38,163.72 × 8,795.73
  4. Step 4: Simplify right side
    25,440.16x = 335,677,647.57
  5. Step 5: Solve for x
    x = 335,677,647.57/25,440.16
  6. Step 6: Final answer
    x = 13,194.79

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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.