Home / 39,657.92-59,469.39-18,580.95

Finding the Fourth Proportional to 39,657.92, 59,469.39 and 18,580.95

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Solution

The fourth proportional to 39,657.92, 59,469.39 and 18,580.95 is: 27,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,657.92 : 59,469.39 = 18,580.95 : x
  2. Step 2: Convert to fraction form
    39,657.92/59,469.39 = 18,580.95/x
  3. Step 3: Cross multiply
    39,657.92x = 59,469.39 × 18,580.95
  4. Step 4: Simplify right side
    39,657.92x = 1,104,997,762.12
  5. Step 5: Solve for x
    x = 1,104,997,762.12/39,657.92
  6. Step 6: Final answer
    x = 27,863.23

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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.