Home / 19,897-27,456.06-10,944.88

Finding the Fourth Proportional to 19,897, 27,456.06 and 10,944.88

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Solution

The fourth proportional to 19,897, 27,456.06 and 10,944.88 is: 15,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897 : 27,456.06 = 10,944.88 : x
  2. Step 2: Convert to fraction form
    19,897/27,456.06 = 10,944.88/x
  3. Step 3: Cross multiply
    19,897x = 27,456.06 × 10,944.88
  4. Step 4: Simplify right side
    19,897x = 300,503,281.97
  5. Step 5: Solve for x
    x = 300,503,281.97/19,897
  6. Step 6: Final answer
    x = 15,102.94

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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.