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Finding the Fourth Proportional to 35,288.55, 52,932.92 and 8,993.43

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Solution

The fourth proportional to 35,288.55, 52,932.92 and 8,993.43 is: 13,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.55 : 52,932.92 = 8,993.43 : x
  2. Step 2: Convert to fraction form
    35,288.55/52,932.92 = 8,993.43/x
  3. Step 3: Cross multiply
    35,288.55x = 52,932.92 × 8,993.43
  4. Step 4: Simplify right side
    35,288.55x = 476,048,465.75
  5. Step 5: Solve for x
    x = 476,048,465.75/35,288.55
  6. Step 6: Final answer
    x = 13,490.17

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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.