Home / 18,509.44-25,546.08-17,384.80

Finding the Fourth Proportional to 18,509.44, 25,546.08 and 17,384.80

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Solution

The fourth proportional to 18,509.44, 25,546.08 and 17,384.80 is: 23,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509.44 : 25,546.08 = 17,384.80 : x
  2. Step 2: Convert to fraction form
    18,509.44/25,546.08 = 17,384.80/x
  3. Step 3: Cross multiply
    18,509.44x = 25,546.08 × 17,384.80
  4. Step 4: Simplify right side
    18,509.44x = 444,113,491.58
  5. Step 5: Solve for x
    x = 444,113,491.58/18,509.44
  6. Step 6: Final answer
    x = 23,993.89

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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.