Home / 20,006.58-27,610.70-11,054.86

Finding the Fourth Proportional to 20,006.58, 27,610.70 and 11,054.86

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Solution

The fourth proportional to 20,006.58, 27,610.70 and 11,054.86 is: 15,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.58 : 27,610.70 = 11,054.86 : x
  2. Step 2: Convert to fraction form
    20,006.58/27,610.70 = 11,054.86/x
  3. Step 3: Cross multiply
    20,006.58x = 27,610.70 × 11,054.86
  4. Step 4: Simplify right side
    20,006.58x = 305,232,423.00
  5. Step 5: Solve for x
    x = 305,232,423.00/20,006.58
  6. Step 6: Final answer
    x = 15,256.60

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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.