Home / 51,283.52-76,924.65-13,329.42

Finding the Fourth Proportional to 51,283.52, 76,924.65 and 13,329.42

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Solution

The fourth proportional to 51,283.52, 76,924.65 and 13,329.42 is: 19,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,283.52 : 76,924.65 = 13,329.42 : x
  2. Step 2: Convert to fraction form
    51,283.52/76,924.65 = 13,329.42/x
  3. Step 3: Cross multiply
    51,283.52x = 76,924.65 × 13,329.42
  4. Step 4: Simplify right side
    51,283.52x = 1,025,360,968.20
  5. Step 5: Solve for x
    x = 1,025,360,968.20/51,283.52
  6. Step 6: Final answer
    x = 19,993.97

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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.