Home / 27,167.28-37,491.57-15,230.31

Finding the Fourth Proportional to 27,167.28, 37,491.57 and 15,230.31

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Solution

The fourth proportional to 27,167.28, 37,491.57 and 15,230.31 is: 21,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.28 : 37,491.57 = 15,230.31 : x
  2. Step 2: Convert to fraction form
    27,167.28/37,491.57 = 15,230.31/x
  3. Step 3: Cross multiply
    27,167.28x = 37,491.57 × 15,230.31
  4. Step 4: Simplify right side
    27,167.28x = 571,008,233.49
  5. Step 5: Solve for x
    x = 571,008,233.49/27,167.28
  6. Step 6: Final answer
    x = 21,018.23

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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.