Home / 39,884.14-59,815.29-11,795.80

Finding the Fourth Proportional to 39,884.14, 59,815.29 and 11,795.80

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Solution

The fourth proportional to 39,884.14, 59,815.29 and 11,795.80 is: 17,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,884.14 : 59,815.29 = 11,795.80 : x
  2. Step 2: Convert to fraction form
    39,884.14/59,815.29 = 11,795.80/x
  3. Step 3: Cross multiply
    39,884.14x = 59,815.29 × 11,795.80
  4. Step 4: Simplify right side
    39,884.14x = 705,569,197.78
  5. Step 5: Solve for x
    x = 705,569,197.78/39,884.14
  6. Step 6: Final answer
    x = 17,690.47

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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.