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Finding the Fourth Proportional to 23,458.80, 35,193.71 and 6,819.19

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Solution

The fourth proportional to 23,458.80, 35,193.71 and 6,819.19 is: 10,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.80 : 35,193.71 = 6,819.19 : x
  2. Step 2: Convert to fraction form
    23,458.80/35,193.71 = 6,819.19/x
  3. Step 3: Cross multiply
    23,458.80x = 35,193.71 × 6,819.19
  4. Step 4: Simplify right side
    23,458.80x = 239,992,595.29
  5. Step 5: Solve for x
    x = 239,992,595.29/23,458.80
  6. Step 6: Final answer
    x = 10,230.39

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1.5x scale

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.