Home / 27,381.28-37,760.88-17,292.16

Finding the Fourth Proportional to 27,381.28, 37,760.88 and 17,292.16

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Solution

The fourth proportional to 27,381.28, 37,760.88 and 17,292.16 is: 23,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.28 : 37,760.88 = 17,292.16 : x
  2. Step 2: Convert to fraction form
    27,381.28/37,760.88 = 17,292.16/x
  3. Step 3: Cross multiply
    27,381.28x = 37,760.88 × 17,292.16
  4. Step 4: Simplify right side
    27,381.28x = 652,967,178.70
  5. Step 5: Solve for x
    x = 652,967,178.70/27,381.28
  6. Step 6: Final answer
    x = 23,847.21

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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.