Home / 26,643.80-39,912.90-23,360.60

Finding the Fourth Proportional to 26,643.80, 39,912.90 and 23,360.60

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Solution

The fourth proportional to 26,643.80, 39,912.90 and 23,360.60 is: 34,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.80 : 39,912.90 = 23,360.60 : x
  2. Step 2: Convert to fraction form
    26,643.80/39,912.90 = 23,360.60/x
  3. Step 3: Cross multiply
    26,643.80x = 39,912.90 × 23,360.60
  4. Step 4: Simplify right side
    26,643.80x = 932,389,291.74
  5. Step 5: Solve for x
    x = 932,389,291.74/26,643.80
  6. Step 6: Final answer
    x = 34,994.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.