Home / 18,301.58-27,427.74-7,205.28

Finding the Fourth Proportional to 18,301.58, 27,427.74 and 7,205.28

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Solution

The fourth proportional to 18,301.58, 27,427.74 and 7,205.28 is: 10,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.58 : 27,427.74 = 7,205.28 : x
  2. Step 2: Convert to fraction form
    18,301.58/27,427.74 = 7,205.28/x
  3. Step 3: Cross multiply
    18,301.58x = 27,427.74 × 7,205.28
  4. Step 4: Simplify right side
    18,301.58x = 197,624,546.47
  5. Step 5: Solve for x
    x = 197,624,546.47/18,301.58
  6. Step 6: Final answer
    x = 10,798.22

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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.