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Finding the Fourth Proportional to 33,613, 50,427.84 and 13,897.24

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Solution

The fourth proportional to 33,613, 50,427.84 and 13,897.24 is: 20,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613 : 50,427.84 = 13,897.24 : x
  2. Step 2: Convert to fraction form
    33,613/50,427.84 = 13,897.24/x
  3. Step 3: Cross multiply
    33,613x = 50,427.84 × 13,897.24
  4. Step 4: Simplify right side
    33,613x = 700,807,795.16
  5. Step 5: Solve for x
    x = 700,807,795.16/33,613
  6. Step 6: Final answer
    x = 20,849.31

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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.