Home / 13,026.95-19,540.44-3,166.17

Finding the Fourth Proportional to 13,026.95, 19,540.44 and 3,166.17

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Solution

The fourth proportional to 13,026.95, 19,540.44 and 3,166.17 is: 4,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.95 : 19,540.44 = 3,166.17 : x
  2. Step 2: Convert to fraction form
    13,026.95/19,540.44 = 3,166.17/x
  3. Step 3: Cross multiply
    13,026.95x = 19,540.44 × 3,166.17
  4. Step 4: Simplify right side
    13,026.95x = 61,868,241.38
  5. Step 5: Solve for x
    x = 61,868,241.38/13,026.95
  6. Step 6: Final answer
    x = 4,749.25

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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.