Home / 27,328.83-37,713.92-15,392.39

Finding the Fourth Proportional to 27,328.83, 37,713.92 and 15,392.39

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Solution

The fourth proportional to 27,328.83, 37,713.92 and 15,392.39 is: 21,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.83 : 37,713.92 = 15,392.39 : x
  2. Step 2: Convert to fraction form
    27,328.83/37,713.92 = 15,392.39/x
  3. Step 3: Cross multiply
    27,328.83x = 37,713.92 × 15,392.39
  4. Step 4: Simplify right side
    27,328.83x = 580,507,099.54
  5. Step 5: Solve for x
    x = 580,507,099.54/27,328.83
  6. Step 6: Final answer
    x = 21,241.56

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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.