Home / 13,299.04-18,352.79-7,330.92

Finding the Fourth Proportional to 13,299.04, 18,352.79 and 7,330.92

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Solution

The fourth proportional to 13,299.04, 18,352.79 and 7,330.92 is: 10,116.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.04 : 18,352.79 = 7,330.92 : x
  2. Step 2: Convert to fraction form
    13,299.04/18,352.79 = 7,330.92/x
  3. Step 3: Cross multiply
    13,299.04x = 18,352.79 × 7,330.92
  4. Step 4: Simplify right side
    13,299.04x = 134,542,757.28
  5. Step 5: Solve for x
    x = 134,542,757.28/13,299.04
  6. Step 6: Final answer
    x = 10,116.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.