Home / 28,266.29-42,382.01-9,544.55

Finding the Fourth Proportional to 28,266.29, 42,382.01 and 9,544.55

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Solution

The fourth proportional to 28,266.29, 42,382.01 and 9,544.55 is: 14,310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266.29 : 42,382.01 = 9,544.55 : x
  2. Step 2: Convert to fraction form
    28,266.29/42,382.01 = 9,544.55/x
  3. Step 3: Cross multiply
    28,266.29x = 42,382.01 × 9,544.55
  4. Step 4: Simplify right side
    28,266.29x = 404,517,058.25
  5. Step 5: Solve for x
    x = 404,517,058.25/28,266.29
  6. Step 6: Final answer
    x = 14,310.93

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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.