Home / 19,488.24-29,159.22-11,561.73

Finding the Fourth Proportional to 19,488.24, 29,159.22 and 11,561.73

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Solution

The fourth proportional to 19,488.24, 29,159.22 and 11,561.73 is: 17,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.24 : 29,159.22 = 11,561.73 : x
  2. Step 2: Convert to fraction form
    19,488.24/29,159.22 = 11,561.73/x
  3. Step 3: Cross multiply
    19,488.24x = 29,159.22 × 11,561.73
  4. Step 4: Simplify right side
    19,488.24x = 337,131,028.65
  5. Step 5: Solve for x
    x = 337,131,028.65/19,488.24
  6. Step 6: Final answer
    x = 17,299.20

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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.