Home / 27,443.11-37,871.00-15,506.19

Finding the Fourth Proportional to 27,443.11, 37,871.00 and 15,506.19

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Solution

The fourth proportional to 27,443.11, 37,871.00 and 15,506.19 is: 21,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.11 : 37,871.00 = 15,506.19 : x
  2. Step 2: Convert to fraction form
    27,443.11/37,871.00 = 15,506.19/x
  3. Step 3: Cross multiply
    27,443.11x = 37,871.00 × 15,506.19
  4. Step 4: Simplify right side
    27,443.11x = 587,234,843.96
  5. Step 5: Solve for x
    x = 587,234,843.96/27,443.11
  6. Step 6: Final answer
    x = 21,398.26

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1.5x scale

Why These Related Problems?

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