Home / 51,369.54-77,071.82-27,679.52

Finding the Fourth Proportional to 51,369.54, 77,071.82 and 27,679.52

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Solution

The fourth proportional to 51,369.54, 77,071.82 and 27,679.52 is: 41,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,369.54 : 77,071.82 = 27,679.52 : x
  2. Step 2: Convert to fraction form
    51,369.54/77,071.82 = 27,679.52/x
  3. Step 3: Cross multiply
    51,369.54x = 77,071.82 × 27,679.52
  4. Step 4: Simplify right side
    51,369.54x = 2,133,310,459.37
  5. Step 5: Solve for x
    x = 2,133,310,459.37/51,369.54
  6. Step 6: Final answer
    x = 41,528.70

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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.