Home / 18,199.84-27,299.76-5,052.32

Finding the Fourth Proportional to 18,199.84, 27,299.76 and 5,052.32

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Solution

The fourth proportional to 18,199.84, 27,299.76 and 5,052.32 is: 7,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.84 : 27,299.76 = 5,052.32 : x
  2. Step 2: Convert to fraction form
    18,199.84/27,299.76 = 5,052.32/x
  3. Step 3: Cross multiply
    18,199.84x = 27,299.76 × 5,052.32
  4. Step 4: Simplify right side
    18,199.84x = 137,927,123.44
  5. Step 5: Solve for x
    x = 137,927,123.44/18,199.84
  6. Step 6: Final answer
    x = 7,578.48

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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.