Home / 51,821.39-77,731.22-23,342.50

Finding the Fourth Proportional to 51,821.39, 77,731.22 and 23,342.50

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Solution

The fourth proportional to 51,821.39, 77,731.22 and 23,342.50 is: 35,013.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,821.39 : 77,731.22 = 23,342.50 : x
  2. Step 2: Convert to fraction form
    51,821.39/77,731.22 = 23,342.50/x
  3. Step 3: Cross multiply
    51,821.39x = 77,731.22 × 23,342.50
  4. Step 4: Simplify right side
    51,821.39x = 1,814,441,002.85
  5. Step 5: Solve for x
    x = 1,814,441,002.85/51,821.39
  6. Step 6: Final answer
    x = 35,013.36

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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.