Home / 55,836.60-83,609.10-36,007.80

Finding the Fourth Proportional to 55,836.60, 83,609.10 and 36,007.80

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Solution

The fourth proportional to 55,836.60, 83,609.10 and 36,007.80 is: 53,917.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836.60 : 83,609.10 = 36,007.80 : x
  2. Step 2: Convert to fraction form
    55,836.60/83,609.10 = 36,007.80/x
  3. Step 3: Cross multiply
    55,836.60x = 83,609.10 × 36,007.80
  4. Step 4: Simplify right side
    55,836.60x = 3,010,579,750.98
  5. Step 5: Solve for x
    x = 3,010,579,750.98/55,836.60
  6. Step 6: Final answer
    x = 53,917.68

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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.