Home / 27,344.24-37,734.60-15,408.80

Finding the Fourth Proportional to 27,344.24, 37,734.60 and 15,408.80

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Solution

The fourth proportional to 27,344.24, 37,734.60 and 15,408.80 is: 21,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,344.24 : 37,734.60 = 15,408.80 : x
  2. Step 2: Convert to fraction form
    27,344.24/37,734.60 = 15,408.80/x
  3. Step 3: Cross multiply
    27,344.24x = 37,734.60 × 15,408.80
  4. Step 4: Simplify right side
    27,344.24x = 581,444,904.48
  5. Step 5: Solve for x
    x = 581,444,904.48/27,344.24
  6. Step 6: Final answer
    x = 21,263.89

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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.