Home / 25,270.20-37,910.16-7,740.18

Finding the Fourth Proportional to 25,270.20, 37,910.16 and 7,740.18

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Solution

The fourth proportional to 25,270.20, 37,910.16 and 7,740.18 is: 11,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.20 : 37,910.16 = 7,740.18 : x
  2. Step 2: Convert to fraction form
    25,270.20/37,910.16 = 7,740.18/x
  3. Step 3: Cross multiply
    25,270.20x = 37,910.16 × 7,740.18
  4. Step 4: Simplify right side
    25,270.20x = 293,431,462.23
  5. Step 5: Solve for x
    x = 293,431,462.23/25,270.20
  6. Step 6: Final answer
    x = 11,611.76

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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.