Home / 28,040.94-42,122.49-16,952.85

Finding the Fourth Proportional to 28,040.94, 42,122.49 and 16,952.85

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Solution

The fourth proportional to 28,040.94, 42,122.49 and 16,952.85 is: 25,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040.94 : 42,122.49 = 16,952.85 : x
  2. Step 2: Convert to fraction form
    28,040.94/42,122.49 = 16,952.85/x
  3. Step 3: Cross multiply
    28,040.94x = 42,122.49 × 16,952.85
  4. Step 4: Simplify right side
    28,040.94x = 714,096,254.60
  5. Step 5: Solve for x
    x = 714,096,254.60/28,040.94
  6. Step 6: Final answer
    x = 25,466.20

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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.