Home / 27,966.88-38,588.70-16,033.96

Finding the Fourth Proportional to 27,966.88, 38,588.70 and 16,033.96

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Solution

The fourth proportional to 27,966.88, 38,588.70 and 16,033.96 is: 22,123.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.88 : 38,588.70 = 16,033.96 : x
  2. Step 2: Convert to fraction form
    27,966.88/38,588.70 = 16,033.96/x
  3. Step 3: Cross multiply
    27,966.88x = 38,588.70 × 16,033.96
  4. Step 4: Simplify right side
    27,966.88x = 618,729,672.25
  5. Step 5: Solve for x
    x = 618,729,672.25/27,966.88
  6. Step 6: Final answer
    x = 22,123.66

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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.