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Finding the Fourth Proportional to 23,845.28, 35,774.40 and 8,264.12

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Solution

The fourth proportional to 23,845.28, 35,774.40 and 8,264.12 is: 12,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,845.28 : 35,774.40 = 8,264.12 : x
  2. Step 2: Convert to fraction form
    23,845.28/35,774.40 = 8,264.12/x
  3. Step 3: Cross multiply
    23,845.28x = 35,774.40 × 8,264.12
  4. Step 4: Simplify right side
    23,845.28x = 295,643,934.53
  5. Step 5: Solve for x
    x = 295,643,934.53/23,845.28
  6. Step 6: Final answer
    x = 12,398.43

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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.