Home / 15,912.30-23,868.45-4,226.70

Finding the Fourth Proportional to 15,912.30, 23,868.45 and 4,226.70

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Solution

The fourth proportional to 15,912.30, 23,868.45 and 4,226.70 is: 6,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912.30 : 23,868.45 = 4,226.70 : x
  2. Step 2: Convert to fraction form
    15,912.30/23,868.45 = 4,226.70/x
  3. Step 3: Cross multiply
    15,912.30x = 23,868.45 × 4,226.70
  4. Step 4: Simplify right side
    15,912.30x = 100,884,777.62
  5. Step 5: Solve for x
    x = 100,884,777.62/15,912.30
  6. Step 6: Final answer
    x = 6,340.05

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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.