Home / 19,317.73-26,664.90-11,768.95

Finding the Fourth Proportional to 19,317.73, 26,664.90 and 11,768.95

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Solution

The fourth proportional to 19,317.73, 26,664.90 and 11,768.95 is: 16,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.73 : 26,664.90 = 11,768.95 : x
  2. Step 2: Convert to fraction form
    19,317.73/26,664.90 = 11,768.95/x
  3. Step 3: Cross multiply
    19,317.73x = 26,664.90 × 11,768.95
  4. Step 4: Simplify right side
    19,317.73x = 313,817,874.86
  5. Step 5: Solve for x
    x = 313,817,874.86/19,317.73
  6. Step 6: Final answer
    x = 16,245.07

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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.