Home / 19,849.77-27,393.28-10,897.88

Finding the Fourth Proportional to 19,849.77, 27,393.28 and 10,897.88

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Solution

The fourth proportional to 19,849.77, 27,393.28 and 10,897.88 is: 15,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.77 : 27,393.28 = 10,897.88 : x
  2. Step 2: Convert to fraction form
    19,849.77/27,393.28 = 10,897.88/x
  3. Step 3: Cross multiply
    19,849.77x = 27,393.28 × 10,897.88
  4. Step 4: Simplify right side
    19,849.77x = 298,528,514.04
  5. Step 5: Solve for x
    x = 298,528,514.04/19,849.77
  6. Step 6: Final answer
    x = 15,039.39

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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.