Home / 26,633.43-39,956.40-7,913.61

Finding the Fourth Proportional to 26,633.43, 39,956.40 and 7,913.61

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Solution

The fourth proportional to 26,633.43, 39,956.40 and 7,913.61 is: 11,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.43 : 39,956.40 = 7,913.61 : x
  2. Step 2: Convert to fraction form
    26,633.43/39,956.40 = 7,913.61/x
  3. Step 3: Cross multiply
    26,633.43x = 39,956.40 × 7,913.61
  4. Step 4: Simplify right side
    26,633.43x = 316,199,366.60
  5. Step 5: Solve for x
    x = 316,199,366.60/26,633.43
  6. Step 6: Final answer
    x = 11,872.27

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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.