Home / 14,213.72-21,327.78-9,587

Finding the Fourth Proportional to 14,213.72, 21,327.78 and 9,587

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Solution

The fourth proportional to 14,213.72, 21,327.78 and 9,587 is: 14,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.72 : 21,327.78 = 9,587 : x
  2. Step 2: Convert to fraction form
    14,213.72/21,327.78 = 9,587/x
  3. Step 3: Cross multiply
    14,213.72x = 21,327.78 × 9,587
  4. Step 4: Simplify right side
    14,213.72x = 204,469,426.86
  5. Step 5: Solve for x
    x = 204,469,426.86/14,213.72
  6. Step 6: Final answer
    x = 14,385.36

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1.5x scale

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.