Home / 49,519.11-74,292.66-19,514.82

Finding the Fourth Proportional to 49,519.11, 74,292.66 and 19,514.82

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Solution

The fourth proportional to 49,519.11, 74,292.66 and 19,514.82 is: 29,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.11 : 74,292.66 = 19,514.82 : x
  2. Step 2: Convert to fraction form
    49,519.11/74,292.66 = 19,514.82/x
  3. Step 3: Cross multiply
    49,519.11x = 74,292.66 × 19,514.82
  4. Step 4: Simplify right side
    49,519.11x = 1,449,808,165.82
  5. Step 5: Solve for x
    x = 1,449,808,165.82/49,519.11
  6. Step 6: Final answer
    x = 29,277.75

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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.