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Finding the Fourth Proportional to 23,682.54, 35,515.47 and 7,883.28

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Solution

The fourth proportional to 23,682.54, 35,515.47 and 7,883.28 is: 11,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.54 : 35,515.47 = 7,883.28 : x
  2. Step 2: Convert to fraction form
    23,682.54/35,515.47 = 7,883.28/x
  3. Step 3: Cross multiply
    23,682.54x = 35,515.47 × 7,883.28
  4. Step 4: Simplify right side
    23,682.54x = 279,978,394.34
  5. Step 5: Solve for x
    x = 279,978,394.34/23,682.54
  6. Step 6: Final answer
    x = 11,822.14

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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.