Home / 14,106.30-19,468.77-8,136.81

Finding the Fourth Proportional to 14,106.30, 19,468.77 and 8,136.81

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Solution

The fourth proportional to 14,106.30, 19,468.77 and 8,136.81 is: 11,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.30 : 19,468.77 = 8,136.81 : x
  2. Step 2: Convert to fraction form
    14,106.30/19,468.77 = 8,136.81/x
  3. Step 3: Cross multiply
    14,106.30x = 19,468.77 × 8,136.81
  4. Step 4: Simplify right side
    14,106.30x = 158,413,682.42
  5. Step 5: Solve for x
    x = 158,413,682.42/14,106.30
  6. Step 6: Final answer
    x = 11,230.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.