Home / 27,274.49-37,638.56-15,337.57

Finding the Fourth Proportional to 27,274.49, 37,638.56 and 15,337.57

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Solution

The fourth proportional to 27,274.49, 37,638.56 and 15,337.57 is: 21,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.49 : 37,638.56 = 15,337.57 : x
  2. Step 2: Convert to fraction form
    27,274.49/37,638.56 = 15,337.57/x
  3. Step 3: Cross multiply
    27,274.49x = 37,638.56 × 15,337.57
  4. Step 4: Simplify right side
    27,274.49x = 577,284,048.70
  5. Step 5: Solve for x
    x = 577,284,048.70/27,274.49
  6. Step 6: Final answer
    x = 21,165.71

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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.