Home / 37,447.20-56,235.60-19,951.20

Finding the Fourth Proportional to 37,447.20, 56,235.60 and 19,951.20

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Solution

The fourth proportional to 37,447.20, 56,235.60 and 19,951.20 is: 29,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.20 : 56,235.60 = 19,951.20 : x
  2. Step 2: Convert to fraction form
    37,447.20/56,235.60 = 19,951.20/x
  3. Step 3: Cross multiply
    37,447.20x = 56,235.60 × 19,951.20
  4. Step 4: Simplify right side
    37,447.20x = 1,121,967,702.72
  5. Step 5: Solve for x
    x = 1,121,967,702.72/37,447.20
  6. Step 6: Final answer
    x = 29,961.32

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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.