Home / 27,701.33-38,218.82-16,371.15

Finding the Fourth Proportional to 27,701.33, 38,218.82 and 16,371.15

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Solution

The fourth proportional to 27,701.33, 38,218.82 and 16,371.15 is: 22,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.33 : 38,218.82 = 16,371.15 : x
  2. Step 2: Convert to fraction form
    27,701.33/38,218.82 = 16,371.15/x
  3. Step 3: Cross multiply
    27,701.33x = 38,218.82 × 16,371.15
  4. Step 4: Simplify right side
    27,701.33x = 625,685,953.19
  5. Step 5: Solve for x
    x = 625,685,953.19/27,701.33
  6. Step 6: Final answer
    x = 22,586.86

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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.