Home / 28,526.73-42,766.92-11,899.14

Finding the Fourth Proportional to 28,526.73, 42,766.92 and 11,899.14

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Solution

The fourth proportional to 28,526.73, 42,766.92 and 11,899.14 is: 17,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,526.73 : 42,766.92 = 11,899.14 : x
  2. Step 2: Convert to fraction form
    28,526.73/42,766.92 = 11,899.14/x
  3. Step 3: Cross multiply
    28,526.73x = 42,766.92 × 11,899.14
  4. Step 4: Simplify right side
    28,526.73x = 508,889,568.45
  5. Step 5: Solve for x
    x = 508,889,568.45/28,526.73
  6. Step 6: Final answer
    x = 17,839.04

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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.