Home / 26,189.85-36,142.17-14,253.27

Finding the Fourth Proportional to 26,189.85, 36,142.17 and 14,253.27

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Solution

The fourth proportional to 26,189.85, 36,142.17 and 14,253.27 is: 19,669.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.85 : 36,142.17 = 14,253.27 : x
  2. Step 2: Convert to fraction form
    26,189.85/36,142.17 = 14,253.27/x
  3. Step 3: Cross multiply
    26,189.85x = 36,142.17 × 14,253.27
  4. Step 4: Simplify right side
    26,189.85x = 515,144,107.40
  5. Step 5: Solve for x
    x = 515,144,107.40/26,189.85
  6. Step 6: Final answer
    x = 19,669.61

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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.