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Finding the Fourth Proportional to 25,253.08, 37,879.68 and 6,785.08

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Solution

The fourth proportional to 25,253.08, 37,879.68 and 6,785.08 is: 10,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,253.08 : 37,879.68 = 6,785.08 : x
  2. Step 2: Convert to fraction form
    25,253.08/37,879.68 = 6,785.08/x
  3. Step 3: Cross multiply
    25,253.08x = 37,879.68 × 6,785.08
  4. Step 4: Simplify right side
    25,253.08x = 257,016,659.17
  5. Step 5: Solve for x
    x = 257,016,659.17/25,253.08
  6. Step 6: Final answer
    x = 10,177.64

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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.