Home / 13,736.30-20,604.45-4,969.17

Finding the Fourth Proportional to 13,736.30, 20,604.45 and 4,969.17

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Solution

The fourth proportional to 13,736.30, 20,604.45 and 4,969.17 is: 7,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.30 : 20,604.45 = 4,969.17 : x
  2. Step 2: Convert to fraction form
    13,736.30/20,604.45 = 4,969.17/x
  3. Step 3: Cross multiply
    13,736.30x = 20,604.45 × 4,969.17
  4. Step 4: Simplify right side
    13,736.30x = 102,387,014.81
  5. Step 5: Solve for x
    x = 102,387,014.81/13,736.30
  6. Step 6: Final answer
    x = 7,453.76

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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.