Home / 27,966.72-41,952.24-11,318.88

Finding the Fourth Proportional to 27,966.72, 41,952.24 and 11,318.88

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Solution

The fourth proportional to 27,966.72, 41,952.24 and 11,318.88 is: 16,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.72 : 41,952.24 = 11,318.88 : x
  2. Step 2: Convert to fraction form
    27,966.72/41,952.24 = 11,318.88/x
  3. Step 3: Cross multiply
    27,966.72x = 41,952.24 × 11,318.88
  4. Step 4: Simplify right side
    27,966.72x = 474,852,370.29
  5. Step 5: Solve for x
    x = 474,852,370.29/27,966.72
  6. Step 6: Final answer
    x = 16,979.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.