Home / 55,261.80-82,835.58-31,518.27

Finding the Fourth Proportional to 55,261.80, 82,835.58 and 31,518.27

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Solution

The fourth proportional to 55,261.80, 82,835.58 and 31,518.27 is: 47,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261.80 : 82,835.58 = 31,518.27 : x
  2. Step 2: Convert to fraction form
    55,261.80/82,835.58 = 31,518.27/x
  3. Step 3: Cross multiply
    55,261.80x = 82,835.58 × 31,518.27
  4. Step 4: Simplify right side
    55,261.80x = 2,610,834,176.05
  5. Step 5: Solve for x
    x = 2,610,834,176.05/55,261.80
  6. Step 6: Final answer
    x = 47,244.83

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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.