Home / 16,078.49-24,117.74-8,686.43

Finding the Fourth Proportional to 16,078.49, 24,117.74 and 8,686.43

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Solution

The fourth proportional to 16,078.49, 24,117.74 and 8,686.43 is: 13,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.49 : 24,117.74 = 8,686.43 : x
  2. Step 2: Convert to fraction form
    16,078.49/24,117.74 = 8,686.43/x
  3. Step 3: Cross multiply
    16,078.49x = 24,117.74 × 8,686.43
  4. Step 4: Simplify right side
    16,078.49x = 209,496,896.25
  5. Step 5: Solve for x
    x = 209,496,896.25/16,078.49
  6. Step 6: Final answer
    x = 13,029.64

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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.