Home / 35,272.80-52,908.12-11,897.28

Finding the Fourth Proportional to 35,272.80, 52,908.12 and 11,897.28

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Solution

The fourth proportional to 35,272.80, 52,908.12 and 11,897.28 is: 17,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,272.80 : 52,908.12 = 11,897.28 : x
  2. Step 2: Convert to fraction form
    35,272.80/52,908.12 = 11,897.28/x
  3. Step 3: Cross multiply
    35,272.80x = 52,908.12 × 11,897.28
  4. Step 4: Simplify right side
    35,272.80x = 629,462,717.91
  5. Step 5: Solve for x
    x = 629,462,717.91/35,272.80
  6. Step 6: Final answer
    x = 17,845.56

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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.