Home / 37,489.88-56,216.46-12,521.36

Finding the Fourth Proportional to 37,489.88, 56,216.46 and 12,521.36

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Solution

The fourth proportional to 37,489.88, 56,216.46 and 12,521.36 is: 18,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,489.88 : 56,216.46 = 12,521.36 : x
  2. Step 2: Convert to fraction form
    37,489.88/56,216.46 = 12,521.36/x
  3. Step 3: Cross multiply
    37,489.88x = 56,216.46 × 12,521.36
  4. Step 4: Simplify right side
    37,489.88x = 703,906,533.59
  5. Step 5: Solve for x
    x = 703,906,533.59/37,489.88
  6. Step 6: Final answer
    x = 18,775.91

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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.