Home / 15,908.76-23,861.31-4,222.89

Finding the Fourth Proportional to 15,908.76, 23,861.31 and 4,222.89

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Solution

The fourth proportional to 15,908.76, 23,861.31 and 4,222.89 is: 6,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.76 : 23,861.31 = 4,222.89 : x
  2. Step 2: Convert to fraction form
    15,908.76/23,861.31 = 4,222.89/x
  3. Step 3: Cross multiply
    15,908.76x = 23,861.31 × 4,222.89
  4. Step 4: Simplify right side
    15,908.76x = 100,763,687.39
  5. Step 5: Solve for x
    x = 100,763,687.39/15,908.76
  6. Step 6: Final answer
    x = 6,333.85

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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.