Home / 12,964.14-19,442.88-3,601.98

Finding the Fourth Proportional to 12,964.14, 19,442.88 and 3,601.98

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Solution

The fourth proportional to 12,964.14, 19,442.88 and 3,601.98 is: 5,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.14 : 19,442.88 = 3,601.98 : x
  2. Step 2: Convert to fraction form
    12,964.14/19,442.88 = 3,601.98/x
  3. Step 3: Cross multiply
    12,964.14x = 19,442.88 × 3,601.98
  4. Step 4: Simplify right side
    12,964.14x = 70,032,864.90
  5. Step 5: Solve for x
    x = 70,032,864.90/12,964.14
  6. Step 6: Final answer
    x = 5,402.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.