Home / 26,794.32-40,199.78-19,401.45

Finding the Fourth Proportional to 26,794.32, 40,199.78 and 19,401.45

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Solution

The fourth proportional to 26,794.32, 40,199.78 and 19,401.45 is: 29,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,794.32 : 40,199.78 = 19,401.45 : x
  2. Step 2: Convert to fraction form
    26,794.32/40,199.78 = 19,401.45/x
  3. Step 3: Cross multiply
    26,794.32x = 40,199.78 × 19,401.45
  4. Step 4: Simplify right side
    26,794.32x = 779,934,021.68
  5. Step 5: Solve for x
    x = 779,934,021.68/26,794.32
  6. Step 6: Final answer
    x = 29,108.18

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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.