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Finding the Fourth Proportional to 23,291.64, 34,938.62 and 6,654.12

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Solution

The fourth proportional to 23,291.64, 34,938.62 and 6,654.12 is: 9,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.64 : 34,938.62 = 6,654.12 : x
  2. Step 2: Convert to fraction form
    23,291.64/34,938.62 = 6,654.12/x
  3. Step 3: Cross multiply
    23,291.64x = 34,938.62 × 6,654.12
  4. Step 4: Simplify right side
    23,291.64x = 232,485,736.84
  5. Step 5: Solve for x
    x = 232,485,736.84/23,291.64
  6. Step 6: Final answer
    x = 9,981.51

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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.