Home / 14,811-22,217.31-4,423.56

Finding the Fourth Proportional to 14,811, 22,217.31 and 4,423.56

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Solution

The fourth proportional to 14,811, 22,217.31 and 4,423.56 is: 6,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811 : 22,217.31 = 4,423.56 : x
  2. Step 2: Convert to fraction form
    14,811/22,217.31 = 4,423.56/x
  3. Step 3: Cross multiply
    14,811x = 22,217.31 × 4,423.56
  4. Step 4: Simplify right side
    14,811x = 98,279,603.82
  5. Step 5: Solve for x
    x = 98,279,603.82/14,811
  6. Step 6: Final answer
    x = 6,635.58

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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.