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Finding the Fourth Proportional to 16,596.64, 22,905.16 and 10,222.88

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Solution

The fourth proportional to 16,596.64, 22,905.16 and 10,222.88 is: 14,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,596.64 : 22,905.16 = 10,222.88 : x
  2. Step 2: Convert to fraction form
    16,596.64/22,905.16 = 10,222.88/x
  3. Step 3: Cross multiply
    16,596.64x = 22,905.16 × 10,222.88
  4. Step 4: Simplify right side
    16,596.64x = 234,156,702.06
  5. Step 5: Solve for x
    x = 234,156,702.06/16,596.64
  6. Step 6: Final answer
    x = 14,108.68

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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.