Home / 25,190.08-37,785.25-7,659.86

Finding the Fourth Proportional to 25,190.08, 37,785.25 and 7,659.86

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Solution

The fourth proportional to 25,190.08, 37,785.25 and 7,659.86 is: 11,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.08 : 37,785.25 = 7,659.86 : x
  2. Step 2: Convert to fraction form
    25,190.08/37,785.25 = 7,659.86/x
  3. Step 3: Cross multiply
    25,190.08x = 37,785.25 × 7,659.86
  4. Step 4: Simplify right side
    25,190.08x = 289,429,545.71
  5. Step 5: Solve for x
    x = 289,429,545.71/25,190.08
  6. Step 6: Final answer
    x = 11,489.82

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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.