Home / 49,954.38-74,929.84-12,514.77

Finding the Fourth Proportional to 49,954.38, 74,929.84 and 12,514.77

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Solution

The fourth proportional to 49,954.38, 74,929.84 and 12,514.77 is: 18,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,954.38 : 74,929.84 = 12,514.77 : x
  2. Step 2: Convert to fraction form
    49,954.38/74,929.84 = 12,514.77/x
  3. Step 3: Cross multiply
    49,954.38x = 74,929.84 × 12,514.77
  4. Step 4: Simplify right side
    49,954.38x = 937,729,713.74
  5. Step 5: Solve for x
    x = 937,729,713.74/49,954.38
  6. Step 6: Final answer
    x = 18,771.72

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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.