Home / 35,218.80-52,832.88-11,518.02

Finding the Fourth Proportional to 35,218.80, 52,832.88 and 11,518.02

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Solution

The fourth proportional to 35,218.80, 52,832.88 and 11,518.02 is: 17,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.80 : 52,832.88 = 11,518.02 : x
  2. Step 2: Convert to fraction form
    35,218.80/52,832.88 = 11,518.02/x
  3. Step 3: Cross multiply
    35,218.80x = 52,832.88 × 11,518.02
  4. Step 4: Simplify right side
    35,218.80x = 608,530,168.50
  5. Step 5: Solve for x
    x = 608,530,168.50/35,218.80
  6. Step 6: Final answer
    x = 17,278.56

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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.