Home / 14,732.52-20,338.41-11,367.78

Finding the Fourth Proportional to 14,732.52, 20,338.41 and 11,367.78

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Solution

The fourth proportional to 14,732.52, 20,338.41 and 11,367.78 is: 15,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.52 : 20,338.41 = 11,367.78 : x
  2. Step 2: Convert to fraction form
    14,732.52/20,338.41 = 11,367.78/x
  3. Step 3: Cross multiply
    14,732.52x = 20,338.41 × 11,367.78
  4. Step 4: Simplify right side
    14,732.52x = 231,202,570.43
  5. Step 5: Solve for x
    x = 231,202,570.43/14,732.52
  6. Step 6: Final answer
    x = 15,693.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.