Home / 19,961.52-29,948.97-7,482.87

Finding the Fourth Proportional to 19,961.52, 29,948.97 and 7,482.87

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Solution

The fourth proportional to 19,961.52, 29,948.97 and 7,482.87 is: 11,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.52 : 29,948.97 = 7,482.87 : x
  2. Step 2: Convert to fraction form
    19,961.52/29,948.97 = 7,482.87/x
  3. Step 3: Cross multiply
    19,961.52x = 29,948.97 × 7,482.87
  4. Step 4: Simplify right side
    19,961.52x = 224,104,249.14
  5. Step 5: Solve for x
    x = 224,104,249.14/19,961.52
  6. Step 6: Final answer
    x = 11,226.81

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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.