Home / 39,522.47-54,550.62-33,138.86

Finding the Fourth Proportional to 39,522.47, 54,550.62 and 33,138.86

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Solution

The fourth proportional to 39,522.47, 54,550.62 and 33,138.86 is: 45,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,522.47 : 54,550.62 = 33,138.86 : x
  2. Step 2: Convert to fraction form
    39,522.47/54,550.62 = 33,138.86/x
  3. Step 3: Cross multiply
    39,522.47x = 54,550.62 × 33,138.86
  4. Step 4: Simplify right side
    39,522.47x = 1,807,745,086.34
  5. Step 5: Solve for x
    x = 1,807,745,086.34/39,522.47
  6. Step 6: Final answer
    x = 45,739.68

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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.