Home / 41,661.93-57,477.40-28,908.73

Finding the Fourth Proportional to 41,661.93, 57,477.40 and 28,908.73

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Solution

The fourth proportional to 41,661.93, 57,477.40 and 28,908.73 is: 39,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,661.93 : 57,477.40 = 28,908.73 : x
  2. Step 2: Convert to fraction form
    41,661.93/57,477.40 = 28,908.73/x
  3. Step 3: Cross multiply
    41,661.93x = 57,477.40 × 28,908.73
  4. Step 4: Simplify right side
    41,661.93x = 1,661,598,637.28
  5. Step 5: Solve for x
    x = 1,661,598,637.28/41,661.93
  6. Step 6: Final answer
    x = 39,882.90

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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.