Home / 13,030.22-19,545.04-3,169.56

Finding the Fourth Proportional to 13,030.22, 19,545.04 and 3,169.56

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Solution

The fourth proportional to 13,030.22, 19,545.04 and 3,169.56 is: 4,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.22 : 19,545.04 = 3,169.56 : x
  2. Step 2: Convert to fraction form
    13,030.22/19,545.04 = 3,169.56/x
  3. Step 3: Cross multiply
    13,030.22x = 19,545.04 × 3,169.56
  4. Step 4: Simplify right side
    13,030.22x = 61,949,176.98
  5. Step 5: Solve for x
    x = 61,949,176.98/13,030.22
  6. Step 6: Final answer
    x = 4,754.27

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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.