Home / 39,433.30-59,120.79-18,632.50

Finding the Fourth Proportional to 39,433.30, 59,120.79 and 18,632.50

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Solution

The fourth proportional to 39,433.30, 59,120.79 and 18,632.50 is: 27,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,433.30 : 59,120.79 = 18,632.50 : x
  2. Step 2: Convert to fraction form
    39,433.30/59,120.79 = 18,632.50/x
  3. Step 3: Cross multiply
    39,433.30x = 59,120.79 × 18,632.50
  4. Step 4: Simplify right side
    39,433.30x = 1,101,568,119.68
  5. Step 5: Solve for x
    x = 1,101,568,119.68/39,433.30
  6. Step 6: Final answer
    x = 27,934.97

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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.