Home / 27,660.29-38,176.17-16,329.12

Finding the Fourth Proportional to 27,660.29, 38,176.17 and 16,329.12

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Solution

The fourth proportional to 27,660.29, 38,176.17 and 16,329.12 is: 22,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,660.29 : 38,176.17 = 16,329.12 : x
  2. Step 2: Convert to fraction form
    27,660.29/38,176.17 = 16,329.12/x
  3. Step 3: Cross multiply
    27,660.29x = 38,176.17 × 16,329.12
  4. Step 4: Simplify right side
    27,660.29x = 623,383,056.68
  5. Step 5: Solve for x
    x = 623,383,056.68/27,660.29
  6. Step 6: Final answer
    x = 22,537.12

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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.