Home / 25,456.68-38,199.60-9,872.28

Finding the Fourth Proportional to 25,456.68, 38,199.60 and 9,872.28

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Solution

The fourth proportional to 25,456.68, 38,199.60 and 9,872.28 is: 14,814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.68 : 38,199.60 = 9,872.28 : x
  2. Step 2: Convert to fraction form
    25,456.68/38,199.60 = 9,872.28/x
  3. Step 3: Cross multiply
    25,456.68x = 38,199.60 × 9,872.28
  4. Step 4: Simplify right side
    25,456.68x = 377,117,147.09
  5. Step 5: Solve for x
    x = 377,117,147.09/25,456.68
  6. Step 6: Final answer
    x = 14,814.07

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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.