Home / 13,964.88-19,271.46-7,996.62

Finding the Fourth Proportional to 13,964.88, 19,271.46 and 7,996.62

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Solution

The fourth proportional to 13,964.88, 19,271.46 and 7,996.62 is: 11,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.88 : 19,271.46 = 7,996.62 : x
  2. Step 2: Convert to fraction form
    13,964.88/19,271.46 = 7,996.62/x
  3. Step 3: Cross multiply
    13,964.88x = 19,271.46 × 7,996.62
  4. Step 4: Simplify right side
    13,964.88x = 154,106,542.47
  5. Step 5: Solve for x
    x = 154,106,542.47/13,964.88
  6. Step 6: Final answer
    x = 11,035.29

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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.