Home / 29,814.77-41,129.21-22,728.89

Finding the Fourth Proportional to 29,814.77, 41,129.21 and 22,728.89

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Solution

The fourth proportional to 29,814.77, 41,129.21 and 22,728.89 is: 31,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,814.77 : 41,129.21 = 22,728.89 : x
  2. Step 2: Convert to fraction form
    29,814.77/41,129.21 = 22,728.89/x
  3. Step 3: Cross multiply
    29,814.77x = 41,129.21 × 22,728.89
  4. Step 4: Simplify right side
    29,814.77x = 934,821,141.05
  5. Step 5: Solve for x
    x = 934,821,141.05/29,814.77
  6. Step 6: Final answer
    x = 31,354.30

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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.