Home / 51,770.76-77,643.31-22,185.24

Finding the Fourth Proportional to 51,770.76, 77,643.31 and 22,185.24

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Solution

The fourth proportional to 51,770.76, 77,643.31 and 22,185.24 is: 33,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,770.76 : 77,643.31 = 22,185.24 : x
  2. Step 2: Convert to fraction form
    51,770.76/77,643.31 = 22,185.24/x
  3. Step 3: Cross multiply
    51,770.76x = 77,643.31 × 22,185.24
  4. Step 4: Simplify right side
    51,770.76x = 1,722,535,466.74
  5. Step 5: Solve for x
    x = 1,722,535,466.74/51,770.76
  6. Step 6: Final answer
    x = 33,272.36

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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.