Home / 12,808.24-19,212.35-4,043.16

Finding the Fourth Proportional to 12,808.24, 19,212.35 and 4,043.16

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Solution

The fourth proportional to 12,808.24, 19,212.35 and 4,043.16 is: 6,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,808.24 : 19,212.35 = 4,043.16 : x
  2. Step 2: Convert to fraction form
    12,808.24/19,212.35 = 4,043.16/x
  3. Step 3: Cross multiply
    12,808.24x = 19,212.35 × 4,043.16
  4. Step 4: Simplify right side
    12,808.24x = 77,678,527.93
  5. Step 5: Solve for x
    x = 77,678,527.93/12,808.24
  6. Step 6: Final answer
    x = 6,064.73

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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.