Home / 20,554.44-28,365.06-11,601.91

Finding the Fourth Proportional to 20,554.44, 28,365.06 and 11,601.91

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Solution

The fourth proportional to 20,554.44, 28,365.06 and 11,601.91 is: 16,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554.44 : 28,365.06 = 11,601.91 : x
  2. Step 2: Convert to fraction form
    20,554.44/28,365.06 = 11,601.91/x
  3. Step 3: Cross multiply
    20,554.44x = 28,365.06 × 11,601.91
  4. Step 4: Simplify right side
    20,554.44x = 329,088,873.26
  5. Step 5: Solve for x
    x = 329,088,873.26/20,554.44
  6. Step 6: Final answer
    x = 16,010.60

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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.