Home / 20,210.88-27,903.78-14,896.44

Finding the Fourth Proportional to 20,210.88, 27,903.78 and 14,896.44

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Solution

The fourth proportional to 20,210.88, 27,903.78 and 14,896.44 is: 20,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,210.88 : 27,903.78 = 14,896.44 : x
  2. Step 2: Convert to fraction form
    20,210.88/27,903.78 = 14,896.44/x
  3. Step 3: Cross multiply
    20,210.88x = 27,903.78 × 14,896.44
  4. Step 4: Simplify right side
    20,210.88x = 415,666,984.54
  5. Step 5: Solve for x
    x = 415,666,984.54/20,210.88
  6. Step 6: Final answer
    x = 20,566.50

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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.