Home / 25,147.68-37,716.53-12,484.22

Finding the Fourth Proportional to 25,147.68, 37,716.53 and 12,484.22

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Solution

The fourth proportional to 25,147.68, 37,716.53 and 12,484.22 is: 18,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.68 : 37,716.53 = 12,484.22 : x
  2. Step 2: Convert to fraction form
    25,147.68/37,716.53 = 12,484.22/x
  3. Step 3: Cross multiply
    25,147.68x = 37,716.53 × 12,484.22
  4. Step 4: Simplify right side
    25,147.68x = 470,861,207.15
  5. Step 5: Solve for x
    x = 470,861,207.15/25,147.68
  6. Step 6: Final answer
    x = 18,723.84

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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.