Home / 26,927.73-40,397.59-8,209.22

Finding the Fourth Proportional to 26,927.73, 40,397.59 and 8,209.22

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Solution

The fourth proportional to 26,927.73, 40,397.59 and 8,209.22 is: 12,315.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.73 : 40,397.59 = 8,209.22 : x
  2. Step 2: Convert to fraction form
    26,927.73/40,397.59 = 8,209.22/x
  3. Step 3: Cross multiply
    26,927.73x = 40,397.59 × 8,209.22
  4. Step 4: Simplify right side
    26,927.73x = 331,632,739.29
  5. Step 5: Solve for x
    x = 331,632,739.29/26,927.73
  6. Step 6: Final answer
    x = 12,315.66

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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.