Home / 14,954.32-20,623.68-11,805.04

Finding the Fourth Proportional to 14,954.32, 20,623.68 and 11,805.04

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Solution

The fourth proportional to 14,954.32, 20,623.68 and 11,805.04 is: 16,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.32 : 20,623.68 = 11,805.04 : x
  2. Step 2: Convert to fraction form
    14,954.32/20,623.68 = 11,805.04/x
  3. Step 3: Cross multiply
    14,954.32x = 20,623.68 × 11,805.04
  4. Step 4: Simplify right side
    14,954.32x = 243,463,367.35
  5. Step 5: Solve for x
    x = 243,463,367.35/14,954.32
  6. Step 6: Final answer
    x = 16,280.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.