Home / 11,136.18-16,788.50-10,533.39

Finding the Fourth Proportional to 11,136.18, 16,788.50 and 10,533.39

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Solution

The fourth proportional to 11,136.18, 16,788.50 and 10,533.39 is: 15,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.18 : 16,788.50 = 10,533.39 : x
  2. Step 2: Convert to fraction form
    11,136.18/16,788.50 = 10,533.39/x
  3. Step 3: Cross multiply
    11,136.18x = 16,788.50 × 10,533.39
  4. Step 4: Simplify right side
    11,136.18x = 176,839,818.02
  5. Step 5: Solve for x
    x = 176,839,818.02/11,136.18
  6. Step 6: Final answer
    x = 15,879.76

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.