Home / 16,935.75-23,372.15-10,221.26

Finding the Fourth Proportional to 16,935.75, 23,372.15 and 10,221.26

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Solution

The fourth proportional to 16,935.75, 23,372.15 and 10,221.26 is: 14,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.75 : 23,372.15 = 10,221.26 : x
  2. Step 2: Convert to fraction form
    16,935.75/23,372.15 = 10,221.26/x
  3. Step 3: Cross multiply
    16,935.75x = 23,372.15 × 10,221.26
  4. Step 4: Simplify right side
    16,935.75x = 238,892,653.94
  5. Step 5: Solve for x
    x = 238,892,653.94/16,935.75
  6. Step 6: Final answer
    x = 14,105.82

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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.