Home / 12,333.43-18,502.91-3,569.03

Finding the Fourth Proportional to 12,333.43, 18,502.91 and 3,569.03

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Solution

The fourth proportional to 12,333.43, 18,502.91 and 3,569.03 is: 5,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333.43 : 18,502.91 = 3,569.03 : x
  2. Step 2: Convert to fraction form
    12,333.43/18,502.91 = 3,569.03/x
  3. Step 3: Cross multiply
    12,333.43x = 18,502.91 × 3,569.03
  4. Step 4: Simplify right side
    12,333.43x = 66,037,440.88
  5. Step 5: Solve for x
    x = 66,037,440.88/12,333.43
  6. Step 6: Final answer
    x = 5,354.35

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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.