Home / 27,280.86-37,652.20-15,794.10

Finding the Fourth Proportional to 27,280.86, 37,652.20 and 15,794.10

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Solution

The fourth proportional to 27,280.86, 37,652.20 and 15,794.10 is: 21,798.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.86 : 37,652.20 = 15,794.10 : x
  2. Step 2: Convert to fraction form
    27,280.86/37,652.20 = 15,794.10/x
  3. Step 3: Cross multiply
    27,280.86x = 37,652.20 × 15,794.10
  4. Step 4: Simplify right side
    27,280.86x = 594,682,736.54
  5. Step 5: Solve for x
    x = 594,682,736.54/27,280.86
  6. Step 6: Final answer
    x = 21,798.53

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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.