Home / 19,517.46-26,934.12-11,019.95

Finding the Fourth Proportional to 19,517.46, 26,934.12 and 11,019.95

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Solution

The fourth proportional to 19,517.46, 26,934.12 and 11,019.95 is: 15,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.46 : 26,934.12 = 11,019.95 : x
  2. Step 2: Convert to fraction form
    19,517.46/26,934.12 = 11,019.95/x
  3. Step 3: Cross multiply
    19,517.46x = 26,934.12 × 11,019.95
  4. Step 4: Simplify right side
    19,517.46x = 296,812,622.03
  5. Step 5: Solve for x
    x = 296,812,622.03/19,517.46
  6. Step 6: Final answer
    x = 15,207.55

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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.