Home / 20,244.81-27,933.33-11,748.36

Finding the Fourth Proportional to 20,244.81, 27,933.33 and 11,748.36

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Solution

The fourth proportional to 20,244.81, 27,933.33 and 11,748.36 is: 16,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.81 : 27,933.33 = 11,748.36 : x
  2. Step 2: Convert to fraction form
    20,244.81/27,933.33 = 11,748.36/x
  3. Step 3: Cross multiply
    20,244.81x = 27,933.33 × 11,748.36
  4. Step 4: Simplify right side
    20,244.81x = 328,170,816.84
  5. Step 5: Solve for x
    x = 328,170,816.84/20,244.81
  6. Step 6: Final answer
    x = 16,210.12

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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.