Home / 37,588.88-56,390.60-12,629.32

Finding the Fourth Proportional to 37,588.88, 56,390.60 and 12,629.32

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Solution

The fourth proportional to 37,588.88, 56,390.60 and 12,629.32 is: 18,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,588.88 : 56,390.60 = 12,629.32 : x
  2. Step 2: Convert to fraction form
    37,588.88/56,390.60 = 12,629.32/x
  3. Step 3: Cross multiply
    37,588.88x = 56,390.60 × 12,629.32
  4. Step 4: Simplify right side
    37,588.88x = 712,174,932.39
  5. Step 5: Solve for x
    x = 712,174,932.39/37,588.88
  6. Step 6: Final answer
    x = 18,946.43

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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.