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Finding the Fourth Proportional to 16,671.44, 22,995.74 and 10,693.64

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Solution

The fourth proportional to 16,671.44, 22,995.74 and 10,693.64 is: 14,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.44 : 22,995.74 = 10,693.64 : x
  2. Step 2: Convert to fraction form
    16,671.44/22,995.74 = 10,693.64/x
  3. Step 3: Cross multiply
    16,671.44x = 22,995.74 × 10,693.64
  4. Step 4: Simplify right side
    16,671.44x = 245,908,076.85
  5. Step 5: Solve for x
    x = 245,908,076.85/16,671.44
  6. Step 6: Final answer
    x = 14,750.26

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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.