Home / 28,764.76-43,089.70-22,851.66

Finding the Fourth Proportional to 28,764.76, 43,089.70 and 22,851.66

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Solution

The fourth proportional to 28,764.76, 43,089.70 and 22,851.66 is: 34,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,764.76 : 43,089.70 = 22,851.66 : x
  2. Step 2: Convert to fraction form
    28,764.76/43,089.70 = 22,851.66/x
  3. Step 3: Cross multiply
    28,764.76x = 43,089.70 × 22,851.66
  4. Step 4: Simplify right side
    28,764.76x = 984,671,173.90
  5. Step 5: Solve for x
    x = 984,671,173.90/28,764.76
  6. Step 6: Final answer
    x = 34,231.86

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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.