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Finding the Fourth Proportional to 37,481.60, 56,222.40 and 35,440.40

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Solution

The fourth proportional to 37,481.60, 56,222.40 and 35,440.40 is: 53,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,481.60 : 56,222.40 = 35,440.40 : x
  2. Step 2: Convert to fraction form
    37,481.60/56,222.40 = 35,440.40/x
  3. Step 3: Cross multiply
    37,481.60x = 56,222.40 × 35,440.40
  4. Step 4: Simplify right side
    37,481.60x = 1,992,544,344.96
  5. Step 5: Solve for x
    x = 1,992,544,344.96/37,481.60
  6. Step 6: Final answer
    x = 53,160.60

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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.