Home / 26,685.39-36,842.94-17,129.37

Finding the Fourth Proportional to 26,685.39, 36,842.94 and 17,129.37

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Solution

The fourth proportional to 26,685.39, 36,842.94 and 17,129.37 is: 23,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,685.39 : 36,842.94 = 17,129.37 : x
  2. Step 2: Convert to fraction form
    26,685.39/36,842.94 = 17,129.37/x
  3. Step 3: Cross multiply
    26,685.39x = 36,842.94 × 17,129.37
  4. Step 4: Simplify right side
    26,685.39x = 631,096,351.15
  5. Step 5: Solve for x
    x = 631,096,351.15/26,685.39
  6. Step 6: Final answer
    x = 23,649.51

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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.