Home / 13,286.08-19,929.12-6,264.46

Finding the Fourth Proportional to 13,286.08, 19,929.12 and 6,264.46

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Solution

The fourth proportional to 13,286.08, 19,929.12 and 6,264.46 is: 9,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286.08 : 19,929.12 = 6,264.46 : x
  2. Step 2: Convert to fraction form
    13,286.08/19,929.12 = 6,264.46/x
  3. Step 3: Cross multiply
    13,286.08x = 19,929.12 × 6,264.46
  4. Step 4: Simplify right side
    13,286.08x = 124,845,175.08
  5. Step 5: Solve for x
    x = 124,845,175.08/13,286.08
  6. Step 6: Final answer
    x = 9,396.69

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Similar ratio
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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.