Home / 55,265.56-82,873.98-15,813.72

Finding the Fourth Proportional to 55,265.56, 82,873.98 and 15,813.72

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Solution

The fourth proportional to 55,265.56, 82,873.98 and 15,813.72 is: 23,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,265.56 : 82,873.98 = 15,813.72 : x
  2. Step 2: Convert to fraction form
    55,265.56/82,873.98 = 15,813.72/x
  3. Step 3: Cross multiply
    55,265.56x = 82,873.98 × 15,813.72
  4. Step 4: Simplify right side
    55,265.56x = 1,310,545,915.01
  5. Step 5: Solve for x
    x = 1,310,545,915.01/55,265.56
  6. Step 6: Final answer
    x = 23,713.61

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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.