Home / 22,741.29-31,371.69-15,197.73

Finding the Fourth Proportional to 22,741.29, 31,371.69 and 15,197.73

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Solution

The fourth proportional to 22,741.29, 31,371.69 and 15,197.73 is: 20,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,741.29 : 31,371.69 = 15,197.73 : x
  2. Step 2: Convert to fraction form
    22,741.29/31,371.69 = 15,197.73/x
  3. Step 3: Cross multiply
    22,741.29x = 31,371.69 × 15,197.73
  4. Step 4: Simplify right side
    22,741.29x = 476,778,474.26
  5. Step 5: Solve for x
    x = 476,778,474.26/22,741.29
  6. Step 6: Final answer
    x = 20,965.32

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Half scale
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Double scale
Find fourth proportional to 22,742.29, 31,373.07 and 15,198.73
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.