Home / 19,404.88-29,109.78-6,256.96

Finding the Fourth Proportional to 19,404.88, 29,109.78 and 6,256.96

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Solution

The fourth proportional to 19,404.88, 29,109.78 and 6,256.96 is: 9,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.88 : 29,109.78 = 6,256.96 : x
  2. Step 2: Convert to fraction form
    19,404.88/29,109.78 = 6,256.96/x
  3. Step 3: Cross multiply
    19,404.88x = 29,109.78 × 6,256.96
  4. Step 4: Simplify right side
    19,404.88x = 182,138,729.07
  5. Step 5: Solve for x
    x = 182,138,729.07/19,404.88
  6. Step 6: Final answer
    x = 9,386.23

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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.