Home / 36,779.46-55,169.31-10,125.81

Finding the Fourth Proportional to 36,779.46, 55,169.31 and 10,125.81

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Solution

The fourth proportional to 36,779.46, 55,169.31 and 10,125.81 is: 15,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.46 : 55,169.31 = 10,125.81 : x
  2. Step 2: Convert to fraction form
    36,779.46/55,169.31 = 10,125.81/x
  3. Step 3: Cross multiply
    36,779.46x = 55,169.31 × 10,125.81
  4. Step 4: Simplify right side
    36,779.46x = 558,633,950.89
  5. Step 5: Solve for x
    x = 558,633,950.89/36,779.46
  6. Step 6: Final answer
    x = 15,188.75

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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.