Home / 51,213.76-76,807.68-16,135.36

Finding the Fourth Proportional to 51,213.76, 76,807.68 and 16,135.36

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Solution

The fourth proportional to 51,213.76, 76,807.68 and 16,135.36 is: 24,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,213.76 : 76,807.68 = 16,135.36 : x
  2. Step 2: Convert to fraction form
    51,213.76/76,807.68 = 16,135.36/x
  3. Step 3: Cross multiply
    51,213.76x = 76,807.68 × 16,135.36
  4. Step 4: Simplify right side
    51,213.76x = 1,239,319,567.56
  5. Step 5: Solve for x
    x = 1,239,319,567.56/51,213.76
  6. Step 6: Final answer
    x = 24,198.96

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1.5x scale

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.