Home / 14,251.44-19,666.89-7,963.82

Finding the Fourth Proportional to 14,251.44, 19,666.89 and 7,963.82

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Solution

The fourth proportional to 14,251.44, 19,666.89 and 7,963.82 is: 10,990.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.44 : 19,666.89 = 7,963.82 : x
  2. Step 2: Convert to fraction form
    14,251.44/19,666.89 = 7,963.82/x
  3. Step 3: Cross multiply
    14,251.44x = 19,666.89 × 7,963.82
  4. Step 4: Simplify right side
    14,251.44x = 156,623,443.72
  5. Step 5: Solve for x
    x = 156,623,443.72/14,251.44
  6. Step 6: Final answer
    x = 10,990.01

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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.