Home / 23,227.46-34,665.66-20,985.44

Finding the Fourth Proportional to 23,227.46, 34,665.66 and 20,985.44

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Solution

The fourth proportional to 23,227.46, 34,665.66 and 20,985.44 is: 31,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,227.46 : 34,665.66 = 20,985.44 : x
  2. Step 2: Convert to fraction form
    23,227.46/34,665.66 = 20,985.44/x
  3. Step 3: Cross multiply
    23,227.46x = 34,665.66 × 20,985.44
  4. Step 4: Simplify right side
    23,227.46x = 727,474,231.75
  5. Step 5: Solve for x
    x = 727,474,231.75/23,227.46
  6. Step 6: Final answer
    x = 31,319.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.