Home / 19,414.82-29,124.18-7,725.32

Finding the Fourth Proportional to 19,414.82, 29,124.18 and 7,725.32

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Solution

The fourth proportional to 19,414.82, 29,124.18 and 7,725.32 is: 11,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.82 : 29,124.18 = 7,725.32 : x
  2. Step 2: Convert to fraction form
    19,414.82/29,124.18 = 7,725.32/x
  3. Step 3: Cross multiply
    19,414.82x = 29,124.18 × 7,725.32
  4. Step 4: Simplify right side
    19,414.82x = 224,993,610.24
  5. Step 5: Solve for x
    x = 224,993,610.24/19,414.82
  6. Step 6: Final answer
    x = 11,588.76

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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.