Home / 27,591.12-38,062.80-16,976.88

Finding the Fourth Proportional to 27,591.12, 38,062.80 and 16,976.88

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Solution

The fourth proportional to 27,591.12, 38,062.80 and 16,976.88 is: 23,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,591.12 : 38,062.80 = 16,976.88 : x
  2. Step 2: Convert to fraction form
    27,591.12/38,062.80 = 16,976.88/x
  3. Step 3: Cross multiply
    27,591.12x = 38,062.80 × 16,976.88
  4. Step 4: Simplify right side
    27,591.12x = 646,187,588.06
  5. Step 5: Solve for x
    x = 646,187,588.06/27,591.12
  6. Step 6: Final answer
    x = 23,420.13

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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.