Home / 13,065.32-19,593.11-4,297.88

Finding the Fourth Proportional to 13,065.32, 19,593.11 and 4,297.88

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Solution

The fourth proportional to 13,065.32, 19,593.11 and 4,297.88 is: 6,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.32 : 19,593.11 = 4,297.88 : x
  2. Step 2: Convert to fraction form
    13,065.32/19,593.11 = 4,297.88/x
  3. Step 3: Cross multiply
    13,065.32x = 19,593.11 × 4,297.88
  4. Step 4: Simplify right side
    13,065.32x = 84,208,716.15
  5. Step 5: Solve for x
    x = 84,208,716.15/13,065.32
  6. Step 6: Final answer
    x = 6,445.21

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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.