Home / 26,799.16-36,983.82-20,072.92

Finding the Fourth Proportional to 26,799.16, 36,983.82 and 20,072.92

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Solution

The fourth proportional to 26,799.16, 36,983.82 and 20,072.92 is: 27,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,799.16 : 36,983.82 = 20,072.92 : x
  2. Step 2: Convert to fraction form
    26,799.16/36,983.82 = 20,072.92/x
  3. Step 3: Cross multiply
    26,799.16x = 36,983.82 × 20,072.92
  4. Step 4: Simplify right side
    26,799.16x = 742,373,260.15
  5. Step 5: Solve for x
    x = 742,373,260.15/26,799.16
  6. Step 6: Final answer
    x = 27,701.36

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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.