Home / 22,609.69-31,197.57-15,067.28

Finding the Fourth Proportional to 22,609.69, 31,197.57 and 15,067.28

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Solution

The fourth proportional to 22,609.69, 31,197.57 and 15,067.28 is: 20,790.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.69 : 31,197.57 = 15,067.28 : x
  2. Step 2: Convert to fraction form
    22,609.69/31,197.57 = 15,067.28/x
  3. Step 3: Cross multiply
    22,609.69x = 31,197.57 × 15,067.28
  4. Step 4: Simplify right side
    22,609.69x = 470,062,522.51
  5. Step 5: Solve for x
    x = 470,062,522.51/22,609.69
  6. Step 6: Final answer
    x = 20,790.31

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Half scale
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Double scale
Find fourth proportional to 22,610.69, 31,198.95 and 15,068.28
Similar ratio
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1.5x scale

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.