Home / 19,989.84-27,586.50-11,037.44

Finding the Fourth Proportional to 19,989.84, 27,586.50 and 11,037.44

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Solution

The fourth proportional to 19,989.84, 27,586.50 and 11,037.44 is: 15,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,989.84 : 27,586.50 = 11,037.44 : x
  2. Step 2: Convert to fraction form
    19,989.84/27,586.50 = 11,037.44/x
  3. Step 3: Cross multiply
    19,989.84x = 27,586.50 × 11,037.44
  4. Step 4: Simplify right side
    19,989.84x = 304,484,338.56
  5. Step 5: Solve for x
    x = 304,484,338.56/19,989.84
  6. Step 6: Final answer
    x = 15,231.95

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1.5x scale

Why These Related Problems?

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