Home / 19,773.01-27,285.93-11,819.62

Finding the Fourth Proportional to 19,773.01, 27,285.93 and 11,819.62

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Solution

The fourth proportional to 19,773.01, 27,285.93 and 11,819.62 is: 16,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.01 : 27,285.93 = 11,819.62 : x
  2. Step 2: Convert to fraction form
    19,773.01/27,285.93 = 11,819.62/x
  3. Step 3: Cross multiply
    19,773.01x = 27,285.93 × 11,819.62
  4. Step 4: Simplify right side
    19,773.01x = 322,509,323.95
  5. Step 5: Solve for x
    x = 322,509,323.95/19,773.01
  6. Step 6: Final answer
    x = 16,310.58

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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.