Home / 27,988.97-38,625.10-16,053.41

Finding the Fourth Proportional to 27,988.97, 38,625.10 and 16,053.41

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Solution

The fourth proportional to 27,988.97, 38,625.10 and 16,053.41 is: 22,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,988.97 : 38,625.10 = 16,053.41 : x
  2. Step 2: Convert to fraction form
    27,988.97/38,625.10 = 16,053.41/x
  3. Step 3: Cross multiply
    27,988.97x = 38,625.10 × 16,053.41
  4. Step 4: Simplify right side
    27,988.97x = 620,064,623.02
  5. Step 5: Solve for x
    x = 620,064,623.02/27,988.97
  6. Step 6: Final answer
    x = 22,153.90

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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.