Home / 16,583.16-24,839.64-12,429.48

Finding the Fourth Proportional to 16,583.16, 24,839.64 and 12,429.48

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Solution

The fourth proportional to 16,583.16, 24,839.64 and 12,429.48 is: 18,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,583.16 : 24,839.64 = 12,429.48 : x
  2. Step 2: Convert to fraction form
    16,583.16/24,839.64 = 12,429.48/x
  3. Step 3: Cross multiply
    16,583.16x = 24,839.64 × 12,429.48
  4. Step 4: Simplify right side
    16,583.16x = 308,743,808.59
  5. Step 5: Solve for x
    x = 308,743,808.59/16,583.16
  6. Step 6: Final answer
    x = 18,617.91

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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.