Home / 13,203.96-19,808.91-4,438.64

Finding the Fourth Proportional to 13,203.96, 19,808.91 and 4,438.64

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Solution

The fourth proportional to 13,203.96, 19,808.91 and 4,438.64 is: 6,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.96 : 19,808.91 = 4,438.64 : x
  2. Step 2: Convert to fraction form
    13,203.96/19,808.91 = 4,438.64/x
  3. Step 3: Cross multiply
    13,203.96x = 19,808.91 × 4,438.64
  4. Step 4: Simplify right side
    13,203.96x = 87,924,521.24
  5. Step 5: Solve for x
    x = 87,924,521.24/13,203.96
  6. Step 6: Final answer
    x = 6,658.95

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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.