Home / 19,193.11-26,493.12-11,237.89

Finding the Fourth Proportional to 19,193.11, 26,493.12 and 11,237.89

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Solution

The fourth proportional to 19,193.11, 26,493.12 and 11,237.89 is: 15,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.11 : 26,493.12 = 11,237.89 : x
  2. Step 2: Convert to fraction form
    19,193.11/26,493.12 = 11,237.89/x
  3. Step 3: Cross multiply
    19,193.11x = 26,493.12 × 11,237.89
  4. Step 4: Simplify right side
    19,193.11x = 297,726,768.32
  5. Step 5: Solve for x
    x = 297,726,768.32/19,193.11
  6. Step 6: Final answer
    x = 15,512.17

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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.