Home / 27,614.53-38,108.04-15,039.28

Finding the Fourth Proportional to 27,614.53, 38,108.04 and 15,039.28

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Solution

The fourth proportional to 27,614.53, 38,108.04 and 15,039.28 is: 20,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.53 : 38,108.04 = 15,039.28 : x
  2. Step 2: Convert to fraction form
    27,614.53/38,108.04 = 15,039.28/x
  3. Step 3: Cross multiply
    27,614.53x = 38,108.04 × 15,039.28
  4. Step 4: Simplify right side
    27,614.53x = 573,117,293.27
  5. Step 5: Solve for x
    x = 573,117,293.27/27,614.53
  6. Step 6: Final answer
    x = 20,754.20

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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.