Home / 19,388.58-29,097.36-7,544.22

Finding the Fourth Proportional to 19,388.58, 29,097.36 and 7,544.22

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Solution

The fourth proportional to 19,388.58, 29,097.36 and 7,544.22 is: 11,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388.58 : 29,097.36 = 7,544.22 : x
  2. Step 2: Convert to fraction form
    19,388.58/29,097.36 = 7,544.22/x
  3. Step 3: Cross multiply
    19,388.58x = 29,097.36 × 7,544.22
  4. Step 4: Simplify right side
    19,388.58x = 219,516,885.26
  5. Step 5: Solve for x
    x = 219,516,885.26/19,388.58
  6. Step 6: Final answer
    x = 11,321.97

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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.