Home / 49,786.24-68,678.70-29,628.76

Finding the Fourth Proportional to 49,786.24, 68,678.70 and 29,628.76

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Solution

The fourth proportional to 49,786.24, 68,678.70 and 29,628.76 is: 40,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,786.24 : 68,678.70 = 29,628.76 : x
  2. Step 2: Convert to fraction form
    49,786.24/68,678.70 = 29,628.76/x
  3. Step 3: Cross multiply
    49,786.24x = 68,678.70 × 29,628.76
  4. Step 4: Simplify right side
    49,786.24x = 2,034,864,719.41
  5. Step 5: Solve for x
    x = 2,034,864,719.41/49,786.24
  6. Step 6: Final answer
    x = 40,872.03

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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.