Home / 19,521.18-26,932.68-11,022.12

Finding the Fourth Proportional to 19,521.18, 26,932.68 and 11,022.12

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Solution

The fourth proportional to 19,521.18, 26,932.68 and 11,022.12 is: 15,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.18 : 26,932.68 = 11,022.12 : x
  2. Step 2: Convert to fraction form
    19,521.18/26,932.68 = 11,022.12/x
  3. Step 3: Cross multiply
    19,521.18x = 26,932.68 × 11,022.12
  4. Step 4: Simplify right side
    19,521.18x = 296,855,230.88
  5. Step 5: Solve for x
    x = 296,855,230.88/19,521.18
  6. Step 6: Final answer
    x = 15,206.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.