Home / 39,466.09-54,463.00-21,562.12

Finding the Fourth Proportional to 39,466.09, 54,463.00 and 21,562.12

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Solution

The fourth proportional to 39,466.09, 54,463.00 and 21,562.12 is: 29,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.09 : 54,463.00 = 21,562.12 : x
  2. Step 2: Convert to fraction form
    39,466.09/54,463.00 = 21,562.12/x
  3. Step 3: Cross multiply
    39,466.09x = 54,463.00 × 21,562.12
  4. Step 4: Simplify right side
    39,466.09x = 1,174,337,361.43
  5. Step 5: Solve for x
    x = 1,174,337,361.43/39,466.09
  6. Step 6: Final answer
    x = 29,755.61

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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.