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Finding the Fourth Proportional to 23,959.31, 35,938.97 and 7,318.44

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Solution

The fourth proportional to 23,959.31, 35,938.97 and 7,318.44 is: 10,977.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,959.31 : 35,938.97 = 7,318.44 : x
  2. Step 2: Convert to fraction form
    23,959.31/35,938.97 = 7,318.44/x
  3. Step 3: Cross multiply
    23,959.31x = 35,938.97 × 7,318.44
  4. Step 4: Simplify right side
    23,959.31x = 263,017,159.01
  5. Step 5: Solve for x
    x = 263,017,159.01/23,959.31
  6. Step 6: Final answer
    x = 10,977.66

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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.