Home / 20,003.33-27,602.36-11,048.58

Finding the Fourth Proportional to 20,003.33, 27,602.36 and 11,048.58

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Solution

The fourth proportional to 20,003.33, 27,602.36 and 11,048.58 is: 15,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.33 : 27,602.36 = 11,048.58 : x
  2. Step 2: Convert to fraction form
    20,003.33/27,602.36 = 11,048.58/x
  3. Step 3: Cross multiply
    20,003.33x = 27,602.36 × 11,048.58
  4. Step 4: Simplify right side
    20,003.33x = 304,966,827.41
  5. Step 5: Solve for x
    x = 304,966,827.41/20,003.33
  6. Step 6: Final answer
    x = 15,245.81

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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.