Home / 28,294.24-42,383.04-16,571.92

Finding the Fourth Proportional to 28,294.24, 42,383.04 and 16,571.92

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Solution

The fourth proportional to 28,294.24, 42,383.04 and 16,571.92 is: 24,823.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,294.24 : 42,383.04 = 16,571.92 : x
  2. Step 2: Convert to fraction form
    28,294.24/42,383.04 = 16,571.92/x
  3. Step 3: Cross multiply
    28,294.24x = 42,383.04 × 16,571.92
  4. Step 4: Simplify right side
    28,294.24x = 702,368,348.24
  5. Step 5: Solve for x
    x = 702,368,348.24/28,294.24
  6. Step 6: Final answer
    x = 24,823.72

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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.