Home / 14,224.26-19,630.42-7,936.76

Finding the Fourth Proportional to 14,224.26, 19,630.42 and 7,936.76

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Solution

The fourth proportional to 14,224.26, 19,630.42 and 7,936.76 is: 10,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.26 : 19,630.42 = 7,936.76 : x
  2. Step 2: Convert to fraction form
    14,224.26/19,630.42 = 7,936.76/x
  3. Step 3: Cross multiply
    14,224.26x = 19,630.42 × 7,936.76
  4. Step 4: Simplify right side
    14,224.26x = 155,801,932.24
  5. Step 5: Solve for x
    x = 155,801,932.24/14,224.26
  6. Step 6: Final answer
    x = 10,953.25

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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.