Home / 12,301.66-18,441.52-4,508.64

Finding the Fourth Proportional to 12,301.66, 18,441.52 and 4,508.64

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Solution

The fourth proportional to 12,301.66, 18,441.52 and 4,508.64 is: 6,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.66 : 18,441.52 = 4,508.64 : x
  2. Step 2: Convert to fraction form
    12,301.66/18,441.52 = 4,508.64/x
  3. Step 3: Cross multiply
    12,301.66x = 18,441.52 × 4,508.64
  4. Step 4: Simplify right side
    12,301.66x = 83,146,174.73
  5. Step 5: Solve for x
    x = 83,146,174.73/12,301.66
  6. Step 6: Final answer
    x = 6,758.94

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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.