Home / 35,318.80-52,974.01-11,620.47

Finding the Fourth Proportional to 35,318.80, 52,974.01 and 11,620.47

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Solution

The fourth proportional to 35,318.80, 52,974.01 and 11,620.47 is: 17,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.80 : 52,974.01 = 11,620.47 : x
  2. Step 2: Convert to fraction form
    35,318.80/52,974.01 = 11,620.47/x
  3. Step 3: Cross multiply
    35,318.80x = 52,974.01 × 11,620.47
  4. Step 4: Simplify right side
    35,318.80x = 615,583,092.64
  5. Step 5: Solve for x
    x = 615,583,092.64/35,318.80
  6. Step 6: Final answer
    x = 17,429.33

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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.