Home / 19,466.86-26,852.09-11,900.07

Finding the Fourth Proportional to 19,466.86, 26,852.09 and 11,900.07

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Solution

The fourth proportional to 19,466.86, 26,852.09 and 11,900.07 is: 16,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,466.86 : 26,852.09 = 11,900.07 : x
  2. Step 2: Convert to fraction form
    19,466.86/26,852.09 = 11,900.07/x
  3. Step 3: Cross multiply
    19,466.86x = 26,852.09 × 11,900.07
  4. Step 4: Simplify right side
    19,466.86x = 319,541,751.86
  5. Step 5: Solve for x
    x = 319,541,751.86/19,466.86
  6. Step 6: Final answer
    x = 16,414.65

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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.