Home / 27,091.12-37,387.42-15,155.26

Finding the Fourth Proportional to 27,091.12, 37,387.42 and 15,155.26

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Solution

The fourth proportional to 27,091.12, 37,387.42 and 15,155.26 is: 20,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.12 : 37,387.42 = 15,155.26 : x
  2. Step 2: Convert to fraction form
    27,091.12/37,387.42 = 15,155.26/x
  3. Step 3: Cross multiply
    27,091.12x = 37,387.42 × 15,155.26
  4. Step 4: Simplify right side
    27,091.12x = 566,616,070.83
  5. Step 5: Solve for x
    x = 566,616,070.83/27,091.12
  6. Step 6: Final answer
    x = 20,915.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.