Home / 19,338.57-26,692.07-11,882.25

Finding the Fourth Proportional to 19,338.57, 26,692.07 and 11,882.25

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Solution

The fourth proportional to 19,338.57, 26,692.07 and 11,882.25 is: 16,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.57 : 26,692.07 = 11,882.25 : x
  2. Step 2: Convert to fraction form
    19,338.57/26,692.07 = 11,882.25/x
  3. Step 3: Cross multiply
    19,338.57x = 26,692.07 × 11,882.25
  4. Step 4: Simplify right side
    19,338.57x = 317,161,848.76
  5. Step 5: Solve for x
    x = 317,161,848.76/19,338.57
  6. Step 6: Final answer
    x = 16,400.48

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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.