Home / 37,745.92-56,615.57-12,785.43

Finding the Fourth Proportional to 37,745.92, 56,615.57 and 12,785.43

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Solution

The fourth proportional to 37,745.92, 56,615.57 and 12,785.43 is: 19,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,745.92 : 56,615.57 = 12,785.43 : x
  2. Step 2: Convert to fraction form
    37,745.92/56,615.57 = 12,785.43/x
  3. Step 3: Cross multiply
    37,745.92x = 56,615.57 × 12,785.43
  4. Step 4: Simplify right side
    37,745.92x = 723,854,407.15
  5. Step 5: Solve for x
    x = 723,854,407.15/37,745.92
  6. Step 6: Final answer
    x = 19,177.02

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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.