Home / 25,216.20-37,835.10-12,904.20

Finding the Fourth Proportional to 25,216.20, 37,835.10 and 12,904.20

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Solution

The fourth proportional to 25,216.20, 37,835.10 and 12,904.20 is: 19,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.20 : 37,835.10 = 12,904.20 : x
  2. Step 2: Convert to fraction form
    25,216.20/37,835.10 = 12,904.20/x
  3. Step 3: Cross multiply
    25,216.20x = 37,835.10 × 12,904.20
  4. Step 4: Simplify right side
    25,216.20x = 488,231,697.42
  5. Step 5: Solve for x
    x = 488,231,697.42/25,216.20
  6. Step 6: Final answer
    x = 19,361.83

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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.