Home / 19,934.09-27,508.67-10,982.42

Finding the Fourth Proportional to 19,934.09, 27,508.67 and 10,982.42

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Solution

The fourth proportional to 19,934.09, 27,508.67 and 10,982.42 is: 15,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.09 : 27,508.67 = 10,982.42 : x
  2. Step 2: Convert to fraction form
    19,934.09/27,508.67 = 10,982.42/x
  3. Step 3: Cross multiply
    19,934.09x = 27,508.67 × 10,982.42
  4. Step 4: Simplify right side
    19,934.09x = 302,111,575.13
  5. Step 5: Solve for x
    x = 302,111,575.13/19,934.09
  6. Step 6: Final answer
    x = 15,155.53

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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.