Home / 34,979.76-52,496.28-12,814.08

Finding the Fourth Proportional to 34,979.76, 52,496.28 and 12,814.08

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Solution

The fourth proportional to 34,979.76, 52,496.28 and 12,814.08 is: 19,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.76 : 52,496.28 = 12,814.08 : x
  2. Step 2: Convert to fraction form
    34,979.76/52,496.28 = 12,814.08/x
  3. Step 3: Cross multiply
    34,979.76x = 52,496.28 × 12,814.08
  4. Step 4: Simplify right side
    34,979.76x = 672,691,531.62
  5. Step 5: Solve for x
    x = 672,691,531.62/34,979.76
  6. Step 6: Final answer
    x = 19,230.88

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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.