Home / 17,724.48-24,468.64-13,736.64

Finding the Fourth Proportional to 17,724.48, 24,468.64 and 13,736.64

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Solution

The fourth proportional to 17,724.48, 24,468.64 and 13,736.64 is: 18,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.48 : 24,468.64 = 13,736.64 : x
  2. Step 2: Convert to fraction form
    17,724.48/24,468.64 = 13,736.64/x
  3. Step 3: Cross multiply
    17,724.48x = 24,468.64 × 13,736.64
  4. Step 4: Simplify right side
    17,724.48x = 336,116,898.97
  5. Step 5: Solve for x
    x = 336,116,898.97/17,724.48
  6. Step 6: Final answer
    x = 18,963.43

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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.