Home / 39,163.32-58,744.50-12,867.72

Finding the Fourth Proportional to 39,163.32, 58,744.50 and 12,867.72

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Solution

The fourth proportional to 39,163.32, 58,744.50 and 12,867.72 is: 19,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.32 : 58,744.50 = 12,867.72 : x
  2. Step 2: Convert to fraction form
    39,163.32/58,744.50 = 12,867.72/x
  3. Step 3: Cross multiply
    39,163.32x = 58,744.50 × 12,867.72
  4. Step 4: Simplify right side
    39,163.32x = 755,907,777.54
  5. Step 5: Solve for x
    x = 755,907,777.54/39,163.32
  6. Step 6: Final answer
    x = 19,301.42

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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.