Home / 26,486.82-36,584.19-19,802.16

Finding the Fourth Proportional to 26,486.82, 36,584.19 and 19,802.16

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Solution

The fourth proportional to 26,486.82, 36,584.19 and 19,802.16 is: 27,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,486.82 : 36,584.19 = 19,802.16 : x
  2. Step 2: Convert to fraction form
    26,486.82/36,584.19 = 19,802.16/x
  3. Step 3: Cross multiply
    26,486.82x = 36,584.19 × 19,802.16
  4. Step 4: Simplify right side
    26,486.82x = 724,445,983.85
  5. Step 5: Solve for x
    x = 724,445,983.85/26,486.82
  6. Step 6: Final answer
    x = 27,351.19

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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.