Home / 16,490.06-22,759.20-12,504.45

Finding the Fourth Proportional to 16,490.06, 22,759.20 and 12,504.45

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Solution

The fourth proportional to 16,490.06, 22,759.20 and 12,504.45 is: 17,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.06 : 22,759.20 = 12,504.45 : x
  2. Step 2: Convert to fraction form
    16,490.06/22,759.20 = 12,504.45/x
  3. Step 3: Cross multiply
    16,490.06x = 22,759.20 × 12,504.45
  4. Step 4: Simplify right side
    16,490.06x = 284,591,278.44
  5. Step 5: Solve for x
    x = 284,591,278.44/16,490.06
  6. Step 6: Final answer
    x = 17,258.36

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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.