Home / 26,866.62-40,238.55-12,836.52

Finding the Fourth Proportional to 26,866.62, 40,238.55 and 12,836.52

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Solution

The fourth proportional to 26,866.62, 40,238.55 and 12,836.52 is: 19,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866.62 : 40,238.55 = 12,836.52 : x
  2. Step 2: Convert to fraction form
    26,866.62/40,238.55 = 12,836.52/x
  3. Step 3: Cross multiply
    26,866.62x = 40,238.55 × 12,836.52
  4. Step 4: Simplify right side
    26,866.62x = 516,522,951.85
  5. Step 5: Solve for x
    x = 516,522,951.85/26,866.62
  6. Step 6: Final answer
    x = 19,225.45

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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.