Home / 25,190.68-37,776.46-7,416.45

Finding the Fourth Proportional to 25,190.68, 37,776.46 and 7,416.45

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Solution

The fourth proportional to 25,190.68, 37,776.46 and 7,416.45 is: 11,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.68 : 37,776.46 = 7,416.45 : x
  2. Step 2: Convert to fraction form
    25,190.68/37,776.46 = 7,416.45/x
  3. Step 3: Cross multiply
    25,190.68x = 37,776.46 × 7,416.45
  4. Step 4: Simplify right side
    25,190.68x = 280,167,226.77
  5. Step 5: Solve for x
    x = 280,167,226.77/25,190.68
  6. Step 6: Final answer
    x = 11,121.86

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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.