Home / 13,964.67-19,271.30-7,677.09

Finding the Fourth Proportional to 13,964.67, 19,271.30 and 7,677.09

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Solution

The fourth proportional to 13,964.67, 19,271.30 and 7,677.09 is: 10,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.67 : 19,271.30 = 7,677.09 : x
  2. Step 2: Convert to fraction form
    13,964.67/19,271.30 = 7,677.09/x
  3. Step 3: Cross multiply
    13,964.67x = 19,271.30 × 7,677.09
  4. Step 4: Simplify right side
    13,964.67x = 147,947,504.52
  5. Step 5: Solve for x
    x = 147,947,504.52/13,964.67
  6. Step 6: Final answer
    x = 10,594.41

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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.