Home / 19,352.84-26,709.39-11,395.80

Finding the Fourth Proportional to 19,352.84, 26,709.39 and 11,395.80

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Solution

The fourth proportional to 19,352.84, 26,709.39 and 11,395.80 is: 15,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.84 : 26,709.39 = 11,395.80 : x
  2. Step 2: Convert to fraction form
    19,352.84/26,709.39 = 11,395.80/x
  3. Step 3: Cross multiply
    19,352.84x = 26,709.39 × 11,395.80
  4. Step 4: Simplify right side
    19,352.84x = 304,374,904.85
  5. Step 5: Solve for x
    x = 304,374,904.85/19,352.84
  6. Step 6: Final answer
    x = 15,727.66

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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.