Home / 39,596.28-59,382-12,936.19

Finding the Fourth Proportional to 39,596.28, 59,382 and 12,936.19

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Solution

The fourth proportional to 39,596.28, 59,382 and 12,936.19 is: 19,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,596.28 : 59,382 = 12,936.19 : x
  2. Step 2: Convert to fraction form
    39,596.28/59,382 = 12,936.19/x
  3. Step 3: Cross multiply
    39,596.28x = 59,382 × 12,936.19
  4. Step 4: Simplify right side
    39,596.28x = 768,176,834.58
  5. Step 5: Solve for x
    x = 768,176,834.58/39,596.28
  6. Step 6: Final answer
    x = 19,400.23

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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.