Home / 20,009.80-27,602.94-16,237.12

Finding the Fourth Proportional to 20,009.80, 27,602.94 and 16,237.12

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Solution

The fourth proportional to 20,009.80, 27,602.94 and 16,237.12 is: 22,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,009.80 : 27,602.94 = 16,237.12 : x
  2. Step 2: Convert to fraction form
    20,009.80/27,602.94 = 16,237.12/x
  3. Step 3: Cross multiply
    20,009.80x = 27,602.94 × 16,237.12
  4. Step 4: Simplify right side
    20,009.80x = 448,192,249.13
  5. Step 5: Solve for x
    x = 448,192,249.13/20,009.80
  6. Step 6: Final answer
    x = 22,398.64

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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.