Home / 12,805.52-19,213.38-6,230.96

Finding the Fourth Proportional to 12,805.52, 19,213.38 and 6,230.96

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Solution

The fourth proportional to 12,805.52, 19,213.38 and 6,230.96 is: 9,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805.52 : 19,213.38 = 6,230.96 : x
  2. Step 2: Convert to fraction form
    12,805.52/19,213.38 = 6,230.96/x
  3. Step 3: Cross multiply
    12,805.52x = 19,213.38 × 6,230.96
  4. Step 4: Simplify right side
    12,805.52x = 119,717,802.24
  5. Step 5: Solve for x
    x = 119,717,802.24/12,805.52
  6. Step 6: Final answer
    x = 9,348.92

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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.