Home / 39,035.90-58,571.97-12,386.09

Finding the Fourth Proportional to 39,035.90, 58,571.97 and 12,386.09

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Solution

The fourth proportional to 39,035.90, 58,571.97 and 12,386.09 is: 18,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.90 : 58,571.97 = 12,386.09 : x
  2. Step 2: Convert to fraction form
    39,035.90/58,571.97 = 12,386.09/x
  3. Step 3: Cross multiply
    39,035.90x = 58,571.97 × 12,386.09
  4. Step 4: Simplify right side
    39,035.90x = 725,477,691.90
  5. Step 5: Solve for x
    x = 725,477,691.90/39,035.90
  6. Step 6: Final answer
    x = 18,584.88

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1.5x scale

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.