Home / 29,394.69-40,565.39-15,965.79

Finding the Fourth Proportional to 29,394.69, 40,565.39 and 15,965.79

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Solution

The fourth proportional to 29,394.69, 40,565.39 and 15,965.79 is: 22,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,394.69 : 40,565.39 = 15,965.79 : x
  2. Step 2: Convert to fraction form
    29,394.69/40,565.39 = 15,965.79/x
  3. Step 3: Cross multiply
    29,394.69x = 40,565.39 × 15,965.79
  4. Step 4: Simplify right side
    29,394.69x = 647,658,498.01
  5. Step 5: Solve for x
    x = 647,658,498.01/29,394.69
  6. Step 6: Final answer
    x = 22,033.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.