Home / 19,052.16-28,589.04-10,286.88

Finding the Fourth Proportional to 19,052.16, 28,589.04 and 10,286.88

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Solution

The fourth proportional to 19,052.16, 28,589.04 and 10,286.88 is: 15,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.16 : 28,589.04 = 10,286.88 : x
  2. Step 2: Convert to fraction form
    19,052.16/28,589.04 = 10,286.88/x
  3. Step 3: Cross multiply
    19,052.16x = 28,589.04 × 10,286.88
  4. Step 4: Simplify right side
    19,052.16x = 294,092,023.80
  5. Step 5: Solve for x
    x = 294,092,023.80/19,052.16
  6. Step 6: Final answer
    x = 15,436.15

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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.