Home / 35,304.45-52,940.53-21,079.39

Finding the Fourth Proportional to 35,304.45, 52,940.53 and 21,079.39

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Solution

The fourth proportional to 35,304.45, 52,940.53 and 21,079.39 is: 31,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.45 : 52,940.53 = 21,079.39 : x
  2. Step 2: Convert to fraction form
    35,304.45/52,940.53 = 21,079.39/x
  3. Step 3: Cross multiply
    35,304.45x = 52,940.53 × 21,079.39
  4. Step 4: Simplify right side
    35,304.45x = 1,115,953,972.67
  5. Step 5: Solve for x
    x = 1,115,953,972.67/35,304.45
  6. Step 6: Final answer
    x = 31,609.44

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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.