Home / 19,929.69-29,868.54-10,063.62

Finding the Fourth Proportional to 19,929.69, 29,868.54 and 10,063.62

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Solution

The fourth proportional to 19,929.69, 29,868.54 and 10,063.62 is: 15,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.69 : 29,868.54 = 10,063.62 : x
  2. Step 2: Convert to fraction form
    19,929.69/29,868.54 = 10,063.62/x
  3. Step 3: Cross multiply
    19,929.69x = 29,868.54 × 10,063.62
  4. Step 4: Simplify right side
    19,929.69x = 300,585,636.51
  5. Step 5: Solve for x
    x = 300,585,636.51/19,929.69
  6. Step 6: Final answer
    x = 15,082.30

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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.