Home / 18,258.81-27,389.84-6,575.37

Finding the Fourth Proportional to 18,258.81, 27,389.84 and 6,575.37

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Solution

The fourth proportional to 18,258.81, 27,389.84 and 6,575.37 is: 9,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.81 : 27,389.84 = 6,575.37 : x
  2. Step 2: Convert to fraction form
    18,258.81/27,389.84 = 6,575.37/x
  3. Step 3: Cross multiply
    18,258.81x = 27,389.84 × 6,575.37
  4. Step 4: Simplify right side
    18,258.81x = 180,098,299.36
  5. Step 5: Solve for x
    x = 180,098,299.36/18,258.81
  6. Step 6: Final answer
    x = 9,863.64

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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.