Home / 23,411.87-35,101.37-8,618.90

Finding the Fourth Proportional to 23,411.87, 35,101.37 and 8,618.90

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Solution

The fourth proportional to 23,411.87, 35,101.37 and 8,618.90 is: 12,922.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411.87 : 35,101.37 = 8,618.90 : x
  2. Step 2: Convert to fraction form
    23,411.87/35,101.37 = 8,618.90/x
  3. Step 3: Cross multiply
    23,411.87x = 35,101.37 × 8,618.90
  4. Step 4: Simplify right side
    23,411.87x = 302,534,979.29
  5. Step 5: Solve for x
    x = 302,534,979.29/23,411.87
  6. Step 6: Final answer
    x = 12,922.29

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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.