Home / 39,694.94-59,530.09-13,393.53

Finding the Fourth Proportional to 39,694.94, 59,530.09 and 13,393.53

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Solution

The fourth proportional to 39,694.94, 59,530.09 and 13,393.53 is: 20,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.94 : 59,530.09 = 13,393.53 : x
  2. Step 2: Convert to fraction form
    39,694.94/59,530.09 = 13,393.53/x
  3. Step 3: Cross multiply
    39,694.94x = 59,530.09 × 13,393.53
  4. Step 4: Simplify right side
    39,694.94x = 797,317,748.67
  5. Step 5: Solve for x
    x = 797,317,748.67/39,694.94
  6. Step 6: Final answer
    x = 20,086.13

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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.