Home / 12,050.81-18,077.96-3,731.46

Finding the Fourth Proportional to 12,050.81, 18,077.96 and 3,731.46

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Solution

The fourth proportional to 12,050.81, 18,077.96 and 3,731.46 is: 5,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.81 : 18,077.96 = 3,731.46 : x
  2. Step 2: Convert to fraction form
    12,050.81/18,077.96 = 3,731.46/x
  3. Step 3: Cross multiply
    12,050.81x = 18,077.96 × 3,731.46
  4. Step 4: Simplify right side
    12,050.81x = 67,457,184.62
  5. Step 5: Solve for x
    x = 67,457,184.62/12,050.81
  6. Step 6: Final answer
    x = 5,597.73

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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.