Home / 27,505.02-41,176.24-20,515.66

Finding the Fourth Proportional to 27,505.02, 41,176.24 and 20,515.66

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Solution

The fourth proportional to 27,505.02, 41,176.24 and 20,515.66 is: 30,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.02 : 41,176.24 = 20,515.66 : x
  2. Step 2: Convert to fraction form
    27,505.02/41,176.24 = 20,515.66/x
  3. Step 3: Cross multiply
    27,505.02x = 41,176.24 × 20,515.66
  4. Step 4: Simplify right side
    27,505.02x = 844,757,739.92
  5. Step 5: Solve for x
    x = 844,757,739.92/27,505.02
  6. Step 6: Final answer
    x = 30,712.86

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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.