Home / 39,438-59,158.92-11,736.24

Finding the Fourth Proportional to 39,438, 59,158.92 and 11,736.24

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Solution

The fourth proportional to 39,438, 59,158.92 and 11,736.24 is: 17,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438 : 59,158.92 = 11,736.24 : x
  2. Step 2: Convert to fraction form
    39,438/59,158.92 = 11,736.24/x
  3. Step 3: Cross multiply
    39,438x = 59,158.92 × 11,736.24
  4. Step 4: Simplify right side
    39,438x = 694,303,283.26
  5. Step 5: Solve for x
    x = 694,303,283.26/39,438
  6. Step 6: Final answer
    x = 17,604.93

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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.