Home / 12,849.54-19,261.08-8,173.02

Finding the Fourth Proportional to 12,849.54, 19,261.08 and 8,173.02

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Solution

The fourth proportional to 12,849.54, 19,261.08 and 8,173.02 is: 12,251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.54 : 19,261.08 = 8,173.02 : x
  2. Step 2: Convert to fraction form
    12,849.54/19,261.08 = 8,173.02/x
  3. Step 3: Cross multiply
    12,849.54x = 19,261.08 × 8,173.02
  4. Step 4: Simplify right side
    12,849.54x = 157,421,192.06
  5. Step 5: Solve for x
    x = 157,421,192.06/12,849.54
  6. Step 6: Final answer
    x = 12,251.11

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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.