Home / 13,251.20-19,833.53-9,740.27

Finding the Fourth Proportional to 13,251.20, 19,833.53 and 9,740.27

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Solution

The fourth proportional to 13,251.20, 19,833.53 and 9,740.27 is: 14,578.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251.20 : 19,833.53 = 9,740.27 : x
  2. Step 2: Convert to fraction form
    13,251.20/19,833.53 = 9,740.27/x
  3. Step 3: Cross multiply
    13,251.20x = 19,833.53 × 9,740.27
  4. Step 4: Simplify right side
    13,251.20x = 193,183,789.38
  5. Step 5: Solve for x
    x = 193,183,789.38/13,251.20
  6. Step 6: Final answer
    x = 14,578.59

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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.