Home / 19,847.21-29,773.22-8,756.69

Finding the Fourth Proportional to 19,847.21, 29,773.22 and 8,756.69

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Solution

The fourth proportional to 19,847.21, 29,773.22 and 8,756.69 is: 13,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.21 : 29,773.22 = 8,756.69 : x
  2. Step 2: Convert to fraction form
    19,847.21/29,773.22 = 8,756.69/x
  3. Step 3: Cross multiply
    19,847.21x = 29,773.22 × 8,756.69
  4. Step 4: Simplify right side
    19,847.21x = 260,714,665.19
  5. Step 5: Solve for x
    x = 260,714,665.19/19,847.21
  6. Step 6: Final answer
    x = 13,136.09

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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.