Home / 19,390.58-29,100.36-7,546.22

Finding the Fourth Proportional to 19,390.58, 29,100.36 and 7,546.22

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Solution

The fourth proportional to 19,390.58, 29,100.36 and 7,546.22 is: 11,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.58 : 29,100.36 = 7,546.22 : x
  2. Step 2: Convert to fraction form
    19,390.58/29,100.36 = 7,546.22/x
  3. Step 3: Cross multiply
    19,390.58x = 29,100.36 × 7,546.22
  4. Step 4: Simplify right side
    19,390.58x = 219,597,718.64
  5. Step 5: Solve for x
    x = 219,597,718.64/19,390.58
  6. Step 6: Final answer
    x = 11,324.97

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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.