Home / 39,934.83-59,887.67-13,632.51

Finding the Fourth Proportional to 39,934.83, 59,887.67 and 13,632.51

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Solution

The fourth proportional to 39,934.83, 59,887.67 and 13,632.51 is: 20,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.83 : 59,887.67 = 13,632.51 : x
  2. Step 2: Convert to fraction form
    39,934.83/59,887.67 = 13,632.51/x
  3. Step 3: Cross multiply
    39,934.83x = 59,887.67 × 13,632.51
  4. Step 4: Simplify right side
    39,934.83x = 816,419,191.99
  5. Step 5: Solve for x
    x = 816,419,191.99/39,934.83
  6. Step 6: Final answer
    x = 20,443.79

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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.