Home / 16,118.18-22,244.94-15,601.50

Finding the Fourth Proportional to 16,118.18, 22,244.94 and 15,601.50

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Solution

The fourth proportional to 16,118.18, 22,244.94 and 15,601.50 is: 21,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.18 : 22,244.94 = 15,601.50 : x
  2. Step 2: Convert to fraction form
    16,118.18/22,244.94 = 15,601.50/x
  3. Step 3: Cross multiply
    16,118.18x = 22,244.94 × 15,601.50
  4. Step 4: Simplify right side
    16,118.18x = 347,054,431.41
  5. Step 5: Solve for x
    x = 347,054,431.41/16,118.18
  6. Step 6: Final answer
    x = 21,531.86

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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.