Home / 14,876.06-22,313.97-3,782.78

Finding the Fourth Proportional to 14,876.06, 22,313.97 and 3,782.78

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Solution

The fourth proportional to 14,876.06, 22,313.97 and 3,782.78 is: 5,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.06 : 22,313.97 = 3,782.78 : x
  2. Step 2: Convert to fraction form
    14,876.06/22,313.97 = 3,782.78/x
  3. Step 3: Cross multiply
    14,876.06x = 22,313.97 × 3,782.78
  4. Step 4: Simplify right side
    14,876.06x = 84,408,839.44
  5. Step 5: Solve for x
    x = 84,408,839.44/14,876.06
  6. Step 6: Final answer
    x = 5,674.14

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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.