Home / 51,874-77,795.60-22,284.92

Finding the Fourth Proportional to 51,874, 77,795.60 and 22,284.92

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Solution

The fourth proportional to 51,874, 77,795.60 and 22,284.92 is: 33,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874 : 77,795.60 = 22,284.92 : x
  2. Step 2: Convert to fraction form
    51,874/77,795.60 = 22,284.92/x
  3. Step 3: Cross multiply
    51,874x = 77,795.60 × 22,284.92
  4. Step 4: Simplify right side
    51,874x = 1,733,668,722.35
  5. Step 5: Solve for x
    x = 1,733,668,722.35/51,874
  6. Step 6: Final answer
    x = 33,420.76

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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.