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Finding the Fourth Proportional to 24,388.40, 33,653.40 and 18,018.32

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Solution

The fourth proportional to 24,388.40, 33,653.40 and 18,018.32 is: 24,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,388.40 : 33,653.40 = 18,018.32 : x
  2. Step 2: Convert to fraction form
    24,388.40/33,653.40 = 18,018.32/x
  3. Step 3: Cross multiply
    24,388.40x = 33,653.40 × 18,018.32
  4. Step 4: Simplify right side
    24,388.40x = 606,377,730.29
  5. Step 5: Solve for x
    x = 606,377,730.29/24,388.40
  6. Step 6: Final answer
    x = 24,863.37

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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.