Home / 27,966.08-38,592.41-15,218.96

Finding the Fourth Proportional to 27,966.08, 38,592.41 and 15,218.96

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Solution

The fourth proportional to 27,966.08, 38,592.41 and 15,218.96 is: 21,001.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.08 : 38,592.41 = 15,218.96 : x
  2. Step 2: Convert to fraction form
    27,966.08/38,592.41 = 15,218.96/x
  3. Step 3: Cross multiply
    27,966.08x = 38,592.41 × 15,218.96
  4. Step 4: Simplify right side
    27,966.08x = 587,336,075.04
  5. Step 5: Solve for x
    x = 587,336,075.04/27,966.08
  6. Step 6: Final answer
    x = 21,001.73

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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.