Home / 26,243.82-36,212.58-15,633.18

Finding the Fourth Proportional to 26,243.82, 36,212.58 and 15,633.18

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Solution

The fourth proportional to 26,243.82, 36,212.58 and 15,633.18 is: 21,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.82 : 36,212.58 = 15,633.18 : x
  2. Step 2: Convert to fraction form
    26,243.82/36,212.58 = 15,633.18/x
  3. Step 3: Cross multiply
    26,243.82x = 36,212.58 × 15,633.18
  4. Step 4: Simplify right side
    26,243.82x = 566,117,781.40
  5. Step 5: Solve for x
    x = 566,117,781.40/26,243.82
  6. Step 6: Final answer
    x = 21,571.47

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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.