Home / 19,849.97-27,393.45-10,897.47

Finding the Fourth Proportional to 19,849.97, 27,393.45 and 10,897.47

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Solution

The fourth proportional to 19,849.97, 27,393.45 and 10,897.47 is: 15,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.97 : 27,393.45 = 10,897.47 : x
  2. Step 2: Convert to fraction form
    19,849.97/27,393.45 = 10,897.47/x
  3. Step 3: Cross multiply
    19,849.97x = 27,393.45 × 10,897.47
  4. Step 4: Simplify right side
    19,849.97x = 298,519,299.57
  5. Step 5: Solve for x
    x = 298,519,299.57/19,849.97
  6. Step 6: Final answer
    x = 15,038.78

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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.