Home / 25,190.46-37,789.79-7,656.19

Finding the Fourth Proportional to 25,190.46, 37,789.79 and 7,656.19

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Solution

The fourth proportional to 25,190.46, 37,789.79 and 7,656.19 is: 11,485.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.46 : 37,789.79 = 7,656.19 : x
  2. Step 2: Convert to fraction form
    25,190.46/37,789.79 = 7,656.19/x
  3. Step 3: Cross multiply
    25,190.46x = 37,789.79 × 7,656.19
  4. Step 4: Simplify right side
    25,190.46x = 289,325,722.61
  5. Step 5: Solve for x
    x = 289,325,722.61/25,190.46
  6. Step 6: Final answer
    x = 11,485.53

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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.