Home / 39,490.94-54,462.20-32,765.92

Finding the Fourth Proportional to 39,490.94, 54,462.20 and 32,765.92

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Solution

The fourth proportional to 39,490.94, 54,462.20 and 32,765.92 is: 45,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,490.94 : 54,462.20 = 32,765.92 : x
  2. Step 2: Convert to fraction form
    39,490.94/54,462.20 = 32,765.92/x
  3. Step 3: Cross multiply
    39,490.94x = 54,462.20 × 32,765.92
  4. Step 4: Simplify right side
    39,490.94x = 1,784,504,088.22
  5. Step 5: Solve for x
    x = 1,784,504,088.22/39,490.94
  6. Step 6: Final answer
    x = 45,187.68

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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.