Home / 27,274.24-40,910.72-8,806.40

Finding the Fourth Proportional to 27,274.24, 40,910.72 and 8,806.40

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Solution

The fourth proportional to 27,274.24, 40,910.72 and 8,806.40 is: 13,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.24 : 40,910.72 = 8,806.40 : x
  2. Step 2: Convert to fraction form
    27,274.24/40,910.72 = 8,806.40/x
  3. Step 3: Cross multiply
    27,274.24x = 40,910.72 × 8,806.40
  4. Step 4: Simplify right side
    27,274.24x = 360,276,164.61
  5. Step 5: Solve for x
    x = 360,276,164.61/27,274.24
  6. Step 6: Final answer
    x = 13,209.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.