Home / 25,236.10-37,887.62-21,561.94

Finding the Fourth Proportional to 25,236.10, 37,887.62 and 21,561.94

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Solution

The fourth proportional to 25,236.10, 37,887.62 and 21,561.94 is: 32,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,236.10 : 37,887.62 = 21,561.94 : x
  2. Step 2: Convert to fraction form
    25,236.10/37,887.62 = 21,561.94/x
  3. Step 3: Cross multiply
    25,236.10x = 37,887.62 × 21,561.94
  4. Step 4: Simplify right side
    25,236.10x = 816,930,589.18
  5. Step 5: Solve for x
    x = 816,930,589.18/25,236.10
  6. Step 6: Final answer
    x = 32,371.51

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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.