Home / 19,404.87-29,063.54-13,587.45

Finding the Fourth Proportional to 19,404.87, 29,063.54 and 13,587.45

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Solution

The fourth proportional to 19,404.87, 29,063.54 and 13,587.45 is: 20,350.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.87 : 29,063.54 = 13,587.45 : x
  2. Step 2: Convert to fraction form
    19,404.87/29,063.54 = 13,587.45/x
  3. Step 3: Cross multiply
    19,404.87x = 29,063.54 × 13,587.45
  4. Step 4: Simplify right side
    19,404.87x = 394,899,183.32
  5. Step 5: Solve for x
    x = 394,899,183.32/19,404.87
  6. Step 6: Final answer
    x = 20,350.52

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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.