Home / 51,054.48-76,523.04-19,863.36

Finding the Fourth Proportional to 51,054.48, 76,523.04 and 19,863.36

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Solution

The fourth proportional to 51,054.48, 76,523.04 and 19,863.36 is: 29,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,054.48 : 76,523.04 = 19,863.36 : x
  2. Step 2: Convert to fraction form
    51,054.48/76,523.04 = 19,863.36/x
  3. Step 3: Cross multiply
    51,054.48x = 76,523.04 × 19,863.36
  4. Step 4: Simplify right side
    51,054.48x = 1,520,004,691.81
  5. Step 5: Solve for x
    x = 1,520,004,691.81/51,054.48
  6. Step 6: Final answer
    x = 29,772.21

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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.