Home / 13,028.09-19,541.87-3,167.42

Finding the Fourth Proportional to 13,028.09, 19,541.87 and 3,167.42

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Solution

The fourth proportional to 13,028.09, 19,541.87 and 3,167.42 is: 4,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.09 : 19,541.87 = 3,167.42 : x
  2. Step 2: Convert to fraction form
    13,028.09/19,541.87 = 3,167.42/x
  3. Step 3: Cross multiply
    13,028.09x = 19,541.87 × 3,167.42
  4. Step 4: Simplify right side
    13,028.09x = 61,897,294.04
  5. Step 5: Solve for x
    x = 61,897,294.04/13,028.09
  6. Step 6: Final answer
    x = 4,751.06

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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.