Home / 51,086.35-76,628.63-22,986.51

Finding the Fourth Proportional to 51,086.35, 76,628.63 and 22,986.51

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Solution

The fourth proportional to 51,086.35, 76,628.63 and 22,986.51 is: 34,479.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,086.35 : 76,628.63 = 22,986.51 : x
  2. Step 2: Convert to fraction form
    51,086.35/76,628.63 = 22,986.51/x
  3. Step 3: Cross multiply
    51,086.35x = 76,628.63 × 22,986.51
  4. Step 4: Simplify right side
    51,086.35x = 1,761,424,755.41
  5. Step 5: Solve for x
    x = 1,761,424,755.41/51,086.35
  6. Step 6: Final answer
    x = 34,479.36

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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.