Home / 25,189.08-37,789.08-8,322.78

Finding the Fourth Proportional to 25,189.08, 37,789.08 and 8,322.78

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Solution

The fourth proportional to 25,189.08, 37,789.08 and 8,322.78 is: 12,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.08 : 37,789.08 = 8,322.78 : x
  2. Step 2: Convert to fraction form
    25,189.08/37,789.08 = 8,322.78/x
  3. Step 3: Cross multiply
    25,189.08x = 37,789.08 × 8,322.78
  4. Step 4: Simplify right side
    25,189.08x = 314,510,199.24
  5. Step 5: Solve for x
    x = 314,510,199.24/25,189.08
  6. Step 6: Final answer
    x = 12,485.97

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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.