Home / 39,601.32-59,373.78-18,529.68

Finding the Fourth Proportional to 39,601.32, 59,373.78 and 18,529.68

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Solution

The fourth proportional to 39,601.32, 59,373.78 and 18,529.68 is: 27,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.32 : 59,373.78 = 18,529.68 : x
  2. Step 2: Convert to fraction form
    39,601.32/59,373.78 = 18,529.68/x
  3. Step 3: Cross multiply
    39,601.32x = 59,373.78 × 18,529.68
  4. Step 4: Simplify right side
    39,601.32x = 1,100,177,143.79
  5. Step 5: Solve for x
    x = 1,100,177,143.79/39,601.32
  6. Step 6: Final answer
    x = 27,781.33

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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.