Home / 12,838.32-19,250.04-6,257.88

Finding the Fourth Proportional to 12,838.32, 19,250.04 and 6,257.88

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Solution

The fourth proportional to 12,838.32, 19,250.04 and 6,257.88 is: 9,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838.32 : 19,250.04 = 6,257.88 : x
  2. Step 2: Convert to fraction form
    12,838.32/19,250.04 = 6,257.88/x
  3. Step 3: Cross multiply
    12,838.32x = 19,250.04 × 6,257.88
  4. Step 4: Simplify right side
    12,838.32x = 120,464,440.32
  5. Step 5: Solve for x
    x = 120,464,440.32/12,838.32
  6. Step 6: Final answer
    x = 9,383.19

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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.