Home / 14,182.97-21,274.46-14,162.48

Finding the Fourth Proportional to 14,182.97, 21,274.46 and 14,162.48

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Solution

The fourth proportional to 14,182.97, 21,274.46 and 14,162.48 is: 21,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.97 : 21,274.46 = 14,162.48 : x
  2. Step 2: Convert to fraction form
    14,182.97/21,274.46 = 14,162.48/x
  3. Step 3: Cross multiply
    14,182.97x = 21,274.46 × 14,162.48
  4. Step 4: Simplify right side
    14,182.97x = 301,298,990.19
  5. Step 5: Solve for x
    x = 301,298,990.19/14,182.97
  6. Step 6: Final answer
    x = 21,243.71

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Double scale
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Similar ratio
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1.5x scale

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.