Home / 19,060.28-28,589.05-5,912.31

Finding the Fourth Proportional to 19,060.28, 28,589.05 and 5,912.31

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Solution

The fourth proportional to 19,060.28, 28,589.05 and 5,912.31 is: 8,868.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.28 : 28,589.05 = 5,912.31 : x
  2. Step 2: Convert to fraction form
    19,060.28/28,589.05 = 5,912.31/x
  3. Step 3: Cross multiply
    19,060.28x = 28,589.05 × 5,912.31
  4. Step 4: Simplify right side
    19,060.28x = 169,027,326.21
  5. Step 5: Solve for x
    x = 169,027,326.21/19,060.28
  6. Step 6: Final answer
    x = 8,868.04

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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.