Home / 36,177-49,928.58-20,265.36

Finding the Fourth Proportional to 36,177, 49,928.58 and 20,265.36

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Solution

The fourth proportional to 36,177, 49,928.58 and 20,265.36 is: 27,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177 : 49,928.58 = 20,265.36 : x
  2. Step 2: Convert to fraction form
    36,177/49,928.58 = 20,265.36/x
  3. Step 3: Cross multiply
    36,177x = 49,928.58 × 20,265.36
  4. Step 4: Simplify right side
    36,177x = 1,011,820,647.99
  5. Step 5: Solve for x
    x = 1,011,820,647.99/36,177
  6. Step 6: Final answer
    x = 27,968.62

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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.