Home / 27,513.54-37,883.67-21,488.12

Finding the Fourth Proportional to 27,513.54, 37,883.67 and 21,488.12

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Solution

The fourth proportional to 27,513.54, 37,883.67 and 21,488.12 is: 29,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,513.54 : 37,883.67 = 21,488.12 : x
  2. Step 2: Convert to fraction form
    27,513.54/37,883.67 = 21,488.12/x
  3. Step 3: Cross multiply
    27,513.54x = 37,883.67 × 21,488.12
  4. Step 4: Simplify right side
    27,513.54x = 814,048,847.00
  5. Step 5: Solve for x
    x = 814,048,847.00/27,513.54
  6. Step 6: Final answer
    x = 29,587.21

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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.