Home / 13,297.87-19,926.70-8,027.05

Finding the Fourth Proportional to 13,297.87, 19,926.70 and 8,027.05

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Solution

The fourth proportional to 13,297.87, 19,926.70 and 8,027.05 is: 12,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.87 : 19,926.70 = 8,027.05 : x
  2. Step 2: Convert to fraction form
    13,297.87/19,926.70 = 8,027.05/x
  3. Step 3: Cross multiply
    13,297.87x = 19,926.70 × 8,027.05
  4. Step 4: Simplify right side
    13,297.87x = 159,952,617.24
  5. Step 5: Solve for x
    x = 159,952,617.24/13,297.87
  6. Step 6: Final answer
    x = 12,028.44

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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.