Home / 25,922.22-38,873.61-12,061.50

Finding the Fourth Proportional to 25,922.22, 38,873.61 and 12,061.50

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Solution

The fourth proportional to 25,922.22, 38,873.61 and 12,061.50 is: 18,087.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.22 : 38,873.61 = 12,061.50 : x
  2. Step 2: Convert to fraction form
    25,922.22/38,873.61 = 12,061.50/x
  3. Step 3: Cross multiply
    25,922.22x = 38,873.61 × 12,061.50
  4. Step 4: Simplify right side
    25,922.22x = 468,874,047.02
  5. Step 5: Solve for x
    x = 468,874,047.02/25,922.22
  6. Step 6: Final answer
    x = 18,087.73

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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.