Home / 25,299.59-37,949.91-8,678.73

Finding the Fourth Proportional to 25,299.59, 37,949.91 and 8,678.73

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Solution

The fourth proportional to 25,299.59, 37,949.91 and 8,678.73 is: 13,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.59 : 37,949.91 = 8,678.73 : x
  2. Step 2: Convert to fraction form
    25,299.59/37,949.91 = 8,678.73/x
  3. Step 3: Cross multiply
    25,299.59x = 37,949.91 × 8,678.73
  4. Step 4: Simplify right side
    25,299.59x = 329,356,979.02
  5. Step 5: Solve for x
    x = 329,356,979.02/25,299.59
  6. Step 6: Final answer
    x = 13,018.27

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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.