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Finding the Fourth Proportional to 35,499.57, 53,247.81 and 8,845.68

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Solution

The fourth proportional to 35,499.57, 53,247.81 and 8,845.68 is: 13,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,499.57 : 53,247.81 = 8,845.68 : x
  2. Step 2: Convert to fraction form
    35,499.57/53,247.81 = 8,845.68/x
  3. Step 3: Cross multiply
    35,499.57x = 53,247.81 × 8,845.68
  4. Step 4: Simplify right side
    35,499.57x = 471,013,087.96
  5. Step 5: Solve for x
    x = 471,013,087.96/35,499.57
  6. Step 6: Final answer
    x = 13,268.14

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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.