Home / 16,418.43-24,631.56-5,325.14

Finding the Fourth Proportional to 16,418.43, 24,631.56 and 5,325.14

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Solution

The fourth proportional to 16,418.43, 24,631.56 and 5,325.14 is: 7,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.43 : 24,631.56 = 5,325.14 : x
  2. Step 2: Convert to fraction form
    16,418.43/24,631.56 = 5,325.14/x
  3. Step 3: Cross multiply
    16,418.43x = 24,631.56 × 5,325.14
  4. Step 4: Simplify right side
    16,418.43x = 131,166,567.00
  5. Step 5: Solve for x
    x = 131,166,567.00/16,418.43
  6. Step 6: Final answer
    x = 7,988.98

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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.