Home / 55,270.68-82,847-31,527.12

Finding the Fourth Proportional to 55,270.68, 82,847 and 31,527.12

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Solution

The fourth proportional to 55,270.68, 82,847 and 31,527.12 is: 47,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,270.68 : 82,847 = 31,527.12 : x
  2. Step 2: Convert to fraction form
    55,270.68/82,847 = 31,527.12/x
  3. Step 3: Cross multiply
    55,270.68x = 82,847 × 31,527.12
  4. Step 4: Simplify right side
    55,270.68x = 2,611,927,310.64
  5. Step 5: Solve for x
    x = 2,611,927,310.64/55,270.68
  6. Step 6: Final answer
    x = 47,257.01

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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.