Home / 51,231.47-76,847.15-16,171.13

Finding the Fourth Proportional to 51,231.47, 76,847.15 and 16,171.13

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Solution

The fourth proportional to 51,231.47, 76,847.15 and 16,171.13 is: 24,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,231.47 : 76,847.15 = 16,171.13 : x
  2. Step 2: Convert to fraction form
    51,231.47/76,847.15 = 16,171.13/x
  3. Step 3: Cross multiply
    51,231.47x = 76,847.15 × 16,171.13
  4. Step 4: Simplify right side
    51,231.47x = 1,242,704,787.69
  5. Step 5: Solve for x
    x = 1,242,704,787.69/51,231.47
  6. Step 6: Final answer
    x = 24,256.67

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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.