Home / 23,790.43-32,815.94-15,303.61

Finding the Fourth Proportional to 23,790.43, 32,815.94 and 15,303.61

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Solution

The fourth proportional to 23,790.43, 32,815.94 and 15,303.61 is: 21,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.43 : 32,815.94 = 15,303.61 : x
  2. Step 2: Convert to fraction form
    23,790.43/32,815.94 = 15,303.61/x
  3. Step 3: Cross multiply
    23,790.43x = 32,815.94 × 15,303.61
  4. Step 4: Simplify right side
    23,790.43x = 502,202,219.75
  5. Step 5: Solve for x
    x = 502,202,219.75/23,790.43
  6. Step 6: Final answer
    x = 21,109.43

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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.