Home / 19,530.12-29,299.53-10,760.52

Finding the Fourth Proportional to 19,530.12, 29,299.53 and 10,760.52

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Solution

The fourth proportional to 19,530.12, 29,299.53 and 10,760.52 is: 16,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.12 : 29,299.53 = 10,760.52 : x
  2. Step 2: Convert to fraction form
    19,530.12/29,299.53 = 10,760.52/x
  3. Step 3: Cross multiply
    19,530.12x = 29,299.53 × 10,760.52
  4. Step 4: Simplify right side
    19,530.12x = 315,278,178.56
  5. Step 5: Solve for x
    x = 315,278,178.56/19,530.12
  6. Step 6: Final answer
    x = 16,143.18

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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.