Home / 19,934.50-27,510.87-10,982.02

Finding the Fourth Proportional to 19,934.50, 27,510.87 and 10,982.02

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Solution

The fourth proportional to 19,934.50, 27,510.87 and 10,982.02 is: 15,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.50 : 27,510.87 = 10,982.02 : x
  2. Step 2: Convert to fraction form
    19,934.50/27,510.87 = 10,982.02/x
  3. Step 3: Cross multiply
    19,934.50x = 27,510.87 × 10,982.02
  4. Step 4: Simplify right side
    19,934.50x = 302,124,924.56
  5. Step 5: Solve for x
    x = 302,124,924.56/19,934.50
  6. Step 6: Final answer
    x = 15,155.88

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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.