Home / 18,319.29-27,466.44-8,453.08

Finding the Fourth Proportional to 18,319.29, 27,466.44 and 8,453.08

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Solution

The fourth proportional to 18,319.29, 27,466.44 and 8,453.08 is: 12,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.29 : 27,466.44 = 8,453.08 : x
  2. Step 2: Convert to fraction form
    18,319.29/27,466.44 = 8,453.08/x
  3. Step 3: Cross multiply
    18,319.29x = 27,466.44 × 8,453.08
  4. Step 4: Simplify right side
    18,319.29x = 232,176,014.64
  5. Step 5: Solve for x
    x = 232,176,014.64/18,319.29
  6. Step 6: Final answer
    x = 12,673.85

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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.