Home / 27,119.65-37,427.27-19,982.16

Finding the Fourth Proportional to 27,119.65, 37,427.27 and 19,982.16

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Solution

The fourth proportional to 27,119.65, 37,427.27 and 19,982.16 is: 27,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,119.65 : 37,427.27 = 19,982.16 : x
  2. Step 2: Convert to fraction form
    27,119.65/37,427.27 = 19,982.16/x
  3. Step 3: Cross multiply
    27,119.65x = 37,427.27 × 19,982.16
  4. Step 4: Simplify right side
    27,119.65x = 747,877,737.94
  5. Step 5: Solve for x
    x = 747,877,737.94/27,119.65
  6. Step 6: Final answer
    x = 27,576.97

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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.