Home / 14,227.14-21,387.45-13,199.56

Finding the Fourth Proportional to 14,227.14, 21,387.45 and 13,199.56

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Solution

The fourth proportional to 14,227.14, 21,387.45 and 13,199.56 is: 19,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.14 : 21,387.45 = 13,199.56 : x
  2. Step 2: Convert to fraction form
    14,227.14/21,387.45 = 13,199.56/x
  3. Step 3: Cross multiply
    14,227.14x = 21,387.45 × 13,199.56
  4. Step 4: Simplify right side
    14,227.14x = 282,304,929.52
  5. Step 5: Solve for x
    x = 282,304,929.52/14,227.14
  6. Step 6: Final answer
    x = 19,842.70

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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.