Home / 12,433.43-18,650.20-5,038.03

Finding the Fourth Proportional to 12,433.43, 18,650.20 and 5,038.03

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Solution

The fourth proportional to 12,433.43, 18,650.20 and 5,038.03 is: 7,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.43 : 18,650.20 = 5,038.03 : x
  2. Step 2: Convert to fraction form
    12,433.43/18,650.20 = 5,038.03/x
  3. Step 3: Cross multiply
    12,433.43x = 18,650.20 × 5,038.03
  4. Step 4: Simplify right side
    12,433.43x = 93,960,267.11
  5. Step 5: Solve for x
    x = 93,960,267.11/12,433.43
  6. Step 6: Final answer
    x = 7,557.07

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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.