Home / 25,105.44-37,677.60-13,428.48

Finding the Fourth Proportional to 25,105.44, 37,677.60 and 13,428.48

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Solution

The fourth proportional to 25,105.44, 37,677.60 and 13,428.48 is: 20,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.44 : 37,677.60 = 13,428.48 : x
  2. Step 2: Convert to fraction form
    25,105.44/37,677.60 = 13,428.48/x
  3. Step 3: Cross multiply
    25,105.44x = 37,677.60 × 13,428.48
  4. Step 4: Simplify right side
    25,105.44x = 505,952,898.05
  5. Step 5: Solve for x
    x = 505,952,898.05/25,105.44
  6. Step 6: Final answer
    x = 20,153.12

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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.