Home / 13,030.23-19,545.27-3,169.50

Finding the Fourth Proportional to 13,030.23, 19,545.27 and 3,169.50

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Solution

The fourth proportional to 13,030.23, 19,545.27 and 3,169.50 is: 4,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.23 : 19,545.27 = 3,169.50 : x
  2. Step 2: Convert to fraction form
    13,030.23/19,545.27 = 3,169.50/x
  3. Step 3: Cross multiply
    13,030.23x = 19,545.27 × 3,169.50
  4. Step 4: Simplify right side
    13,030.23x = 61,948,635.54
  5. Step 5: Solve for x
    x = 61,948,635.54/13,030.23
  6. Step 6: Final answer
    x = 4,754.23

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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.