Home / 51,340.52-77,146.14-27,665.66

Finding the Fourth Proportional to 51,340.52, 77,146.14 and 27,665.66

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Solution

The fourth proportional to 51,340.52, 77,146.14 and 27,665.66 is: 41,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,340.52 : 77,146.14 = 27,665.66 : x
  2. Step 2: Convert to fraction form
    51,340.52/77,146.14 = 27,665.66/x
  3. Step 3: Cross multiply
    51,340.52x = 77,146.14 × 27,665.66
  4. Step 4: Simplify right side
    51,340.52x = 2,134,298,879.55
  5. Step 5: Solve for x
    x = 2,134,298,879.55/51,340.52
  6. Step 6: Final answer
    x = 41,571.43

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1.5x scale

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.