Home / 13,433.74-20,168.88-9,263.41

Finding the Fourth Proportional to 13,433.74, 20,168.88 and 9,263.41

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Solution

The fourth proportional to 13,433.74, 20,168.88 and 9,263.41 is: 13,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.74 : 20,168.88 = 9,263.41 : x
  2. Step 2: Convert to fraction form
    13,433.74/20,168.88 = 9,263.41/x
  3. Step 3: Cross multiply
    13,433.74x = 20,168.88 × 9,263.41
  4. Step 4: Simplify right side
    13,433.74x = 186,832,604.68
  5. Step 5: Solve for x
    x = 186,832,604.68/13,433.74
  6. Step 6: Final answer
    x = 13,907.71

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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.