Home / 13,273.24-18,318.18-7,306.04

Finding the Fourth Proportional to 13,273.24, 18,318.18 and 7,306.04

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Solution

The fourth proportional to 13,273.24, 18,318.18 and 7,306.04 is: 10,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.24 : 18,318.18 = 7,306.04 : x
  2. Step 2: Convert to fraction form
    13,273.24/18,318.18 = 7,306.04/x
  3. Step 3: Cross multiply
    13,273.24x = 18,318.18 × 7,306.04
  4. Step 4: Simplify right side
    13,273.24x = 133,833,355.81
  5. Step 5: Solve for x
    x = 133,833,355.81/13,273.24
  6. Step 6: Final answer
    x = 10,082.95

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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.