Home / 22,706.20-31,334.58-12,635.56

Finding the Fourth Proportional to 22,706.20, 31,334.58 and 12,635.56

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Solution

The fourth proportional to 22,706.20, 31,334.58 and 12,635.56 is: 17,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,706.20 : 31,334.58 = 12,635.56 : x
  2. Step 2: Convert to fraction form
    22,706.20/31,334.58 = 12,635.56/x
  3. Step 3: Cross multiply
    22,706.20x = 31,334.58 × 12,635.56
  4. Step 4: Simplify right side
    22,706.20x = 395,929,965.66
  5. Step 5: Solve for x
    x = 395,929,965.66/22,706.20
  6. Step 6: Final answer
    x = 17,437.09

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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.