Home / 26,658.35-36,794.55-19,113.20

Finding the Fourth Proportional to 26,658.35, 36,794.55 and 19,113.20

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Solution

The fourth proportional to 26,658.35, 36,794.55 and 19,113.20 is: 26,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.35 : 36,794.55 = 19,113.20 : x
  2. Step 2: Convert to fraction form
    26,658.35/36,794.55 = 19,113.20/x
  3. Step 3: Cross multiply
    26,658.35x = 36,794.55 × 19,113.20
  4. Step 4: Simplify right side
    26,658.35x = 703,261,618.74
  5. Step 5: Solve for x
    x = 703,261,618.74/26,658.35
  6. Step 6: Final answer
    x = 26,380.54

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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.