Home / 19,179.84-26,461.83-11,216.43

Finding the Fourth Proportional to 19,179.84, 26,461.83 and 11,216.43

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Solution

The fourth proportional to 19,179.84, 26,461.83 and 11,216.43 is: 15,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,179.84 : 26,461.83 = 11,216.43 : x
  2. Step 2: Convert to fraction form
    19,179.84/26,461.83 = 11,216.43/x
  3. Step 3: Cross multiply
    19,179.84x = 26,461.83 × 11,216.43
  4. Step 4: Simplify right side
    19,179.84x = 296,807,263.87
  5. Step 5: Solve for x
    x = 296,807,263.87/19,179.84
  6. Step 6: Final answer
    x = 15,474.96

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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.