Home / 15,854.82-23,761.24-8,443.32

Finding the Fourth Proportional to 15,854.82, 23,761.24 and 8,443.32

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Solution

The fourth proportional to 15,854.82, 23,761.24 and 8,443.32 is: 12,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.82 : 23,761.24 = 8,443.32 : x
  2. Step 2: Convert to fraction form
    15,854.82/23,761.24 = 8,443.32/x
  3. Step 3: Cross multiply
    15,854.82x = 23,761.24 × 8,443.32
  4. Step 4: Simplify right side
    15,854.82x = 200,623,731.81
  5. Step 5: Solve for x
    x = 200,623,731.81/15,854.82
  6. Step 6: Final answer
    x = 12,653.80

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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.