Home / 47,872.71-66,063.47-26,651.61

Finding the Fourth Proportional to 47,872.71, 66,063.47 and 26,651.61

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Solution

The fourth proportional to 47,872.71, 66,063.47 and 26,651.61 is: 36,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.71 : 66,063.47 = 26,651.61 : x
  2. Step 2: Convert to fraction form
    47,872.71/66,063.47 = 26,651.61/x
  3. Step 3: Cross multiply
    47,872.71x = 66,063.47 × 26,651.61
  4. Step 4: Simplify right side
    47,872.71x = 1,760,697,704.43
  5. Step 5: Solve for x
    x = 1,760,697,704.43/47,872.71
  6. Step 6: Final answer
    x = 36,778.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.