Home / 26,852.20-40,285.26-10,212.52

Finding the Fourth Proportional to 26,852.20, 40,285.26 and 10,212.52

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Solution

The fourth proportional to 26,852.20, 40,285.26 and 10,212.52 is: 15,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,852.20 : 40,285.26 = 10,212.52 : x
  2. Step 2: Convert to fraction form
    26,852.20/40,285.26 = 10,212.52/x
  3. Step 3: Cross multiply
    26,852.20x = 40,285.26 × 10,212.52
  4. Step 4: Simplify right side
    26,852.20x = 411,414,023.46
  5. Step 5: Solve for x
    x = 411,414,023.46/26,852.20
  6. Step 6: Final answer
    x = 15,321.43

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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.