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Finding the Fourth Proportional to 55,652.46, 76,786.62 and 32,996.76

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Solution

The fourth proportional to 55,652.46, 76,786.62 and 32,996.76 is: 45,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,652.46 : 76,786.62 = 32,996.76 : x
  2. Step 2: Convert to fraction form
    55,652.46/76,786.62 = 32,996.76/x
  3. Step 3: Cross multiply
    55,652.46x = 76,786.62 × 32,996.76
  4. Step 4: Simplify right side
    55,652.46x = 2,533,709,671.35
  5. Step 5: Solve for x
    x = 2,533,709,671.35/55,652.46
  6. Step 6: Final answer
    x = 45,527.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.