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Finding the Fourth Proportional to 35,954.69, 53,906.49 and 13,749.35

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Solution

The fourth proportional to 35,954.69, 53,906.49 and 13,749.35 is: 20,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,954.69 : 53,906.49 = 13,749.35 : x
  2. Step 2: Convert to fraction form
    35,954.69/53,906.49 = 13,749.35/x
  3. Step 3: Cross multiply
    35,954.69x = 53,906.49 × 13,749.35
  4. Step 4: Simplify right side
    35,954.69x = 741,178,928.75
  5. Step 5: Solve for x
    x = 741,178,928.75/35,954.69
  6. Step 6: Final answer
    x = 20,614.25

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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.