Home / 19,132.16-26,404.40-11,176.96

Finding the Fourth Proportional to 19,132.16, 26,404.40 and 11,176.96

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Solution

The fourth proportional to 19,132.16, 26,404.40 and 11,176.96 is: 15,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.16 : 26,404.40 = 11,176.96 : x
  2. Step 2: Convert to fraction form
    19,132.16/26,404.40 = 11,176.96/x
  3. Step 3: Cross multiply
    19,132.16x = 26,404.40 × 11,176.96
  4. Step 4: Simplify right side
    19,132.16x = 295,120,922.62
  5. Step 5: Solve for x
    x = 295,120,922.62/19,132.16
  6. Step 6: Final answer
    x = 15,425.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.