Home / 16,819.57-23,186.10-10,769.14

Finding the Fourth Proportional to 16,819.57, 23,186.10 and 10,769.14

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Solution

The fourth proportional to 16,819.57, 23,186.10 and 10,769.14 is: 14,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.57 : 23,186.10 = 10,769.14 : x
  2. Step 2: Convert to fraction form
    16,819.57/23,186.10 = 10,769.14/x
  3. Step 3: Cross multiply
    16,819.57x = 23,186.10 × 10,769.14
  4. Step 4: Simplify right side
    16,819.57x = 249,694,356.95
  5. Step 5: Solve for x
    x = 249,694,356.95/16,819.57
  6. Step 6: Final answer
    x = 14,845.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.