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Finding the Fourth Proportional to 16,963.70, 25,457.70 and 9,560.30

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Solution

The fourth proportional to 16,963.70, 25,457.70 and 9,560.30 is: 14,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.70 : 25,457.70 = 9,560.30 : x
  2. Step 2: Convert to fraction form
    16,963.70/25,457.70 = 9,560.30/x
  3. Step 3: Cross multiply
    16,963.70x = 25,457.70 × 9,560.30
  4. Step 4: Simplify right side
    16,963.70x = 243,383,249.31
  5. Step 5: Solve for x
    x = 243,383,249.31/16,963.70
  6. Step 6: Final answer
    x = 14,347.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.