Home / 26,719.89-36,890.25-17,163.63

Finding the Fourth Proportional to 26,719.89, 36,890.25 and 17,163.63

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Solution

The fourth proportional to 26,719.89, 36,890.25 and 17,163.63 is: 23,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.89 : 36,890.25 = 17,163.63 : x
  2. Step 2: Convert to fraction form
    26,719.89/36,890.25 = 17,163.63/x
  3. Step 3: Cross multiply
    26,719.89x = 36,890.25 × 17,163.63
  4. Step 4: Simplify right side
    26,719.89x = 633,170,601.61
  5. Step 5: Solve for x
    x = 633,170,601.61/26,719.89
  6. Step 6: Final answer
    x = 23,696.60

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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.