Home / 39,322.27-58,979.31-11,240.51

Finding the Fourth Proportional to 39,322.27, 58,979.31 and 11,240.51

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Solution

The fourth proportional to 39,322.27, 58,979.31 and 11,240.51 is: 16,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,322.27 : 58,979.31 = 11,240.51 : x
  2. Step 2: Convert to fraction form
    39,322.27/58,979.31 = 11,240.51/x
  3. Step 3: Cross multiply
    39,322.27x = 58,979.31 × 11,240.51
  4. Step 4: Simplify right side
    39,322.27x = 662,957,186.80
  5. Step 5: Solve for x
    x = 662,957,186.80/39,322.27
  6. Step 6: Final answer
    x = 16,859.59

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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.