Home / 22,120.10-30,532.01-14,571.94

Finding the Fourth Proportional to 22,120.10, 30,532.01 and 14,571.94

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Solution

The fourth proportional to 22,120.10, 30,532.01 and 14,571.94 is: 20,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.10 : 30,532.01 = 14,571.94 : x
  2. Step 2: Convert to fraction form
    22,120.10/30,532.01 = 14,571.94/x
  3. Step 3: Cross multiply
    22,120.10x = 30,532.01 × 14,571.94
  4. Step 4: Simplify right side
    22,120.10x = 444,910,617.80
  5. Step 5: Solve for x
    x = 444,910,617.80/22,120.10
  6. Step 6: Final answer
    x = 20,113.41

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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.