Home / 13,322.62-19,983.47-3,461.98

Finding the Fourth Proportional to 13,322.62, 19,983.47 and 3,461.98

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Solution

The fourth proportional to 13,322.62, 19,983.47 and 3,461.98 is: 5,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.62 : 19,983.47 = 3,461.98 : x
  2. Step 2: Convert to fraction form
    13,322.62/19,983.47 = 3,461.98/x
  3. Step 3: Cross multiply
    13,322.62x = 19,983.47 × 3,461.98
  4. Step 4: Simplify right side
    13,322.62x = 69,182,394.12
  5. Step 5: Solve for x
    x = 69,182,394.12/13,322.62
  6. Step 6: Final answer
    x = 5,192.85

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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.