Home / 34,555.08-51,829.20-12,367.56

Finding the Fourth Proportional to 34,555.08, 51,829.20 and 12,367.56

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Solution

The fourth proportional to 34,555.08, 51,829.20 and 12,367.56 is: 18,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,555.08 : 51,829.20 = 12,367.56 : x
  2. Step 2: Convert to fraction form
    34,555.08/51,829.20 = 12,367.56/x
  3. Step 3: Cross multiply
    34,555.08x = 51,829.20 × 12,367.56
  4. Step 4: Simplify right side
    34,555.08x = 641,000,740.75
  5. Step 5: Solve for x
    x = 641,000,740.75/34,555.08
  6. Step 6: Final answer
    x = 18,550.12

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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.