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Finding the Fourth Proportional to 35,969.94, 53,954.91 and 15,193.62

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Solution

The fourth proportional to 35,969.94, 53,954.91 and 15,193.62 is: 22,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969.94 : 53,954.91 = 15,193.62 : x
  2. Step 2: Convert to fraction form
    35,969.94/53,954.91 = 15,193.62/x
  3. Step 3: Cross multiply
    35,969.94x = 53,954.91 × 15,193.62
  4. Step 4: Simplify right side
    35,969.94x = 819,770,399.67
  5. Step 5: Solve for x
    x = 819,770,399.67/35,969.94
  6. Step 6: Final answer
    x = 22,790.43

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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.