Home / 21,329.73-32,002.86-8,846.55

Finding the Fourth Proportional to 21,329.73, 32,002.86 and 8,846.55

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Solution

The fourth proportional to 21,329.73, 32,002.86 and 8,846.55 is: 13,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,329.73 : 32,002.86 = 8,846.55 : x
  2. Step 2: Convert to fraction form
    21,329.73/32,002.86 = 8,846.55/x
  3. Step 3: Cross multiply
    21,329.73x = 32,002.86 × 8,846.55
  4. Step 4: Simplify right side
    21,329.73x = 283,114,901.13
  5. Step 5: Solve for x
    x = 283,114,901.13/21,329.73
  6. Step 6: Final answer
    x = 13,273.25

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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.