Home / 22,100.40-33,129.30-14,180.58

Finding the Fourth Proportional to 22,100.40, 33,129.30 and 14,180.58

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Solution

The fourth proportional to 22,100.40, 33,129.30 and 14,180.58 is: 21,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.40 : 33,129.30 = 14,180.58 : x
  2. Step 2: Convert to fraction form
    22,100.40/33,129.30 = 14,180.58/x
  3. Step 3: Cross multiply
    22,100.40x = 33,129.30 × 14,180.58
  4. Step 4: Simplify right side
    22,100.40x = 469,792,688.99
  5. Step 5: Solve for x
    x = 469,792,688.99/22,100.40
  6. Step 6: Final answer
    x = 21,257.20

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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.