Home / 27,599.59-38,098.92-20,887.12

Finding the Fourth Proportional to 27,599.59, 38,098.92 and 20,887.12

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Solution

The fourth proportional to 27,599.59, 38,098.92 and 20,887.12 is: 28,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,599.59 : 38,098.92 = 20,887.12 : x
  2. Step 2: Convert to fraction form
    27,599.59/38,098.92 = 20,887.12/x
  3. Step 3: Cross multiply
    27,599.59x = 38,098.92 × 20,887.12
  4. Step 4: Simplify right side
    27,599.59x = 795,776,713.91
  5. Step 5: Solve for x
    x = 795,776,713.91/27,599.59
  6. Step 6: Final answer
    x = 28,832.92

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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.