Home / 35,309.76-52,964.80-11,936.32

Finding the Fourth Proportional to 35,309.76, 52,964.80 and 11,936.32

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Solution

The fourth proportional to 35,309.76, 52,964.80 and 11,936.32 is: 17,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,309.76 : 52,964.80 = 11,936.32 : x
  2. Step 2: Convert to fraction form
    35,309.76/52,964.80 = 11,936.32/x
  3. Step 3: Cross multiply
    35,309.76x = 52,964.80 × 11,936.32
  4. Step 4: Simplify right side
    35,309.76x = 632,204,801.54
  5. Step 5: Solve for x
    x = 632,204,801.54/35,309.76
  6. Step 6: Final answer
    x = 17,904.53

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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.