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Finding the Fourth Proportional to 37,636.16, 56,449.92 and 9,936.32

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Solution

The fourth proportional to 37,636.16, 56,449.92 and 9,936.32 is: 14,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,636.16 : 56,449.92 = 9,936.32 : x
  2. Step 2: Convert to fraction form
    37,636.16/56,449.92 = 9,936.32/x
  3. Step 3: Cross multiply
    37,636.16x = 56,449.92 × 9,936.32
  4. Step 4: Simplify right side
    37,636.16x = 560,904,469.09
  5. Step 5: Solve for x
    x = 560,904,469.09/37,636.16
  6. Step 6: Final answer
    x = 14,903.34

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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.