Home / 14,650.84-21,984.90-5,423.32

Finding the Fourth Proportional to 14,650.84, 21,984.90 and 5,423.32

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Solution

The fourth proportional to 14,650.84, 21,984.90 and 5,423.32 is: 8,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.84 : 21,984.90 = 5,423.32 : x
  2. Step 2: Convert to fraction form
    14,650.84/21,984.90 = 5,423.32/x
  3. Step 3: Cross multiply
    14,650.84x = 21,984.90 × 5,423.32
  4. Step 4: Simplify right side
    14,650.84x = 119,231,147.87
  5. Step 5: Solve for x
    x = 119,231,147.87/14,650.84
  6. Step 6: Final answer
    x = 8,138.18

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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.