Home / 13,964.62-19,271.73-7,677.22

Finding the Fourth Proportional to 13,964.62, 19,271.73 and 7,677.22

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Solution

The fourth proportional to 13,964.62, 19,271.73 and 7,677.22 is: 10,594.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.62 : 19,271.73 = 7,677.22 : x
  2. Step 2: Convert to fraction form
    13,964.62/19,271.73 = 7,677.22/x
  3. Step 3: Cross multiply
    13,964.62x = 19,271.73 × 7,677.22
  4. Step 4: Simplify right side
    13,964.62x = 147,953,310.99
  5. Step 5: Solve for x
    x = 147,953,310.99/13,964.62
  6. Step 6: Final answer
    x = 10,594.87

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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.