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Finding the Fourth Proportional to 33,897.69, 50,848.47 and 11,399.34

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Solution

The fourth proportional to 33,897.69, 50,848.47 and 11,399.34 is: 17,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.69 : 50,848.47 = 11,399.34 : x
  2. Step 2: Convert to fraction form
    33,897.69/50,848.47 = 11,399.34/x
  3. Step 3: Cross multiply
    33,897.69x = 50,848.47 × 11,399.34
  4. Step 4: Simplify right side
    33,897.69x = 579,638,998.01
  5. Step 5: Solve for x
    x = 579,638,998.01/33,897.69
  6. Step 6: Final answer
    x = 17,099.66

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1.5x scale

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.