Home / 50,169.84-75,254.89-12,729.85

Finding the Fourth Proportional to 50,169.84, 75,254.89 and 12,729.85

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Solution

The fourth proportional to 50,169.84, 75,254.89 and 12,729.85 is: 19,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,169.84 : 75,254.89 = 12,729.85 : x
  2. Step 2: Convert to fraction form
    50,169.84/75,254.89 = 12,729.85/x
  3. Step 3: Cross multiply
    50,169.84x = 75,254.89 × 12,729.85
  4. Step 4: Simplify right side
    50,169.84x = 957,983,461.47
  5. Step 5: Solve for x
    x = 957,983,461.47/50,169.84
  6. Step 6: Final answer
    x = 19,094.81

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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.