Home / 27,443.24-37,871.28-15,506.20

Finding the Fourth Proportional to 27,443.24, 37,871.28 and 15,506.20

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Solution

The fourth proportional to 27,443.24, 37,871.28 and 15,506.20 is: 21,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.24 : 37,871.28 = 15,506.20 : x
  2. Step 2: Convert to fraction form
    27,443.24/37,871.28 = 15,506.20/x
  3. Step 3: Cross multiply
    27,443.24x = 37,871.28 × 15,506.20
  4. Step 4: Simplify right side
    27,443.24x = 587,239,641.94
  5. Step 5: Solve for x
    x = 587,239,641.94/27,443.24
  6. Step 6: Final answer
    x = 21,398.33

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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.