Home / 24,687.20-37,055.10-12,221.30

Finding the Fourth Proportional to 24,687.20, 37,055.10 and 12,221.30

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Solution

The fourth proportional to 24,687.20, 37,055.10 and 12,221.30 is: 18,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,687.20 : 37,055.10 = 12,221.30 : x
  2. Step 2: Convert to fraction form
    24,687.20/37,055.10 = 12,221.30/x
  3. Step 3: Cross multiply
    24,687.20x = 37,055.10 × 12,221.30
  4. Step 4: Simplify right side
    24,687.20x = 452,861,493.63
  5. Step 5: Solve for x
    x = 452,861,493.63/24,687.20
  6. Step 6: Final answer
    x = 18,343.98

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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.