Home / 13,651.29-20,468.52-6,258.02

Finding the Fourth Proportional to 13,651.29, 20,468.52 and 6,258.02

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Solution

The fourth proportional to 13,651.29, 20,468.52 and 6,258.02 is: 9,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.29 : 20,468.52 = 6,258.02 : x
  2. Step 2: Convert to fraction form
    13,651.29/20,468.52 = 6,258.02/x
  3. Step 3: Cross multiply
    13,651.29x = 20,468.52 × 6,258.02
  4. Step 4: Simplify right side
    13,651.29x = 128,092,305.19
  5. Step 5: Solve for x
    x = 128,092,305.19/13,651.29
  6. Step 6: Final answer
    x = 9,383.16

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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.