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Finding the Fourth Proportional to 35,264.60, 52,896.68 and 8,969.12

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Solution

The fourth proportional to 35,264.60, 52,896.68 and 8,969.12 is: 13,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,264.60 : 52,896.68 = 8,969.12 : x
  2. Step 2: Convert to fraction form
    35,264.60/52,896.68 = 8,969.12/x
  3. Step 3: Cross multiply
    35,264.60x = 52,896.68 × 8,969.12
  4. Step 4: Simplify right side
    35,264.60x = 474,436,670.52
  5. Step 5: Solve for x
    x = 474,436,670.52/35,264.60
  6. Step 6: Final answer
    x = 13,453.62

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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.