Home / 51,252.68-76,873.30-13,816.48

Finding the Fourth Proportional to 51,252.68, 76,873.30 and 13,816.48

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Solution

The fourth proportional to 51,252.68, 76,873.30 and 13,816.48 is: 20,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.68 : 76,873.30 = 13,816.48 : x
  2. Step 2: Convert to fraction form
    51,252.68/76,873.30 = 13,816.48/x
  3. Step 3: Cross multiply
    51,252.68x = 76,873.30 × 13,816.48
  4. Step 4: Simplify right side
    51,252.68x = 1,062,118,411.98
  5. Step 5: Solve for x
    x = 1,062,118,411.98/51,252.68
  6. Step 6: Final answer
    x = 20,723.18

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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.