Home / 14,545.26-21,819.91-5,182.49

Finding the Fourth Proportional to 14,545.26, 21,819.91 and 5,182.49

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Solution

The fourth proportional to 14,545.26, 21,819.91 and 5,182.49 is: 7,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.26 : 21,819.91 = 5,182.49 : x
  2. Step 2: Convert to fraction form
    14,545.26/21,819.91 = 5,182.49/x
  3. Step 3: Cross multiply
    14,545.26x = 21,819.91 × 5,182.49
  4. Step 4: Simplify right side
    14,545.26x = 113,081,465.38
  5. Step 5: Solve for x
    x = 113,081,465.38/14,545.26
  6. Step 6: Final answer
    x = 7,774.45

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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.