Home / 51,388.55-77,081.73-23,686.55

Finding the Fourth Proportional to 51,388.55, 77,081.73 and 23,686.55

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Solution

The fourth proportional to 51,388.55, 77,081.73 and 23,686.55 is: 35,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.55 : 77,081.73 = 23,686.55 : x
  2. Step 2: Convert to fraction form
    51,388.55/77,081.73 = 23,686.55/x
  3. Step 3: Cross multiply
    51,388.55x = 77,081.73 × 23,686.55
  4. Step 4: Simplify right side
    51,388.55x = 1,825,800,251.73
  5. Step 5: Solve for x
    x = 1,825,800,251.73/51,388.55
  6. Step 6: Final answer
    x = 35,529.32

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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.