Home / 33,990.78-51,001.32-17,342.04

Finding the Fourth Proportional to 33,990.78, 51,001.32 and 17,342.04

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Solution

The fourth proportional to 33,990.78, 51,001.32 and 17,342.04 is: 26,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.78 : 51,001.32 = 17,342.04 : x
  2. Step 2: Convert to fraction form
    33,990.78/51,001.32 = 17,342.04/x
  3. Step 3: Cross multiply
    33,990.78x = 51,001.32 × 17,342.04
  4. Step 4: Simplify right side
    33,990.78x = 884,466,931.49
  5. Step 5: Solve for x
    x = 884,466,931.49/33,990.78
  6. Step 6: Final answer
    x = 26,020.79

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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.