Home / 26,105.78-36,026.00-14,169.11

Finding the Fourth Proportional to 26,105.78, 36,026.00 and 14,169.11

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Solution

The fourth proportional to 26,105.78, 36,026.00 and 14,169.11 is: 19,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.78 : 36,026.00 = 14,169.11 : x
  2. Step 2: Convert to fraction form
    26,105.78/36,026.00 = 14,169.11/x
  3. Step 3: Cross multiply
    26,105.78x = 36,026.00 × 14,169.11
  4. Step 4: Simplify right side
    26,105.78x = 510,456,482.35
  5. Step 5: Solve for x
    x = 510,456,482.35/26,105.78
  6. Step 6: Final answer
    x = 19,553.39

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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.