Home / 13,033-19,549.30-3,172.29

Finding the Fourth Proportional to 13,033, 19,549.30 and 3,172.29

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Solution

The fourth proportional to 13,033, 19,549.30 and 3,172.29 is: 4,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,033 : 19,549.30 = 3,172.29 : x
  2. Step 2: Convert to fraction form
    13,033/19,549.30 = 3,172.29/x
  3. Step 3: Cross multiply
    13,033x = 19,549.30 × 3,172.29
  4. Step 4: Simplify right side
    13,033x = 62,016,048.90
  5. Step 5: Solve for x
    x = 62,016,048.90/13,033
  6. Step 6: Final answer
    x = 4,758.39

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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.