Home / 27,012.12-40,533.30-11,441.40

Finding the Fourth Proportional to 27,012.12, 40,533.30 and 11,441.40

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Solution

The fourth proportional to 27,012.12, 40,533.30 and 11,441.40 is: 17,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.12 : 40,533.30 = 11,441.40 : x
  2. Step 2: Convert to fraction form
    27,012.12/40,533.30 = 11,441.40/x
  3. Step 3: Cross multiply
    27,012.12x = 40,533.30 × 11,441.40
  4. Step 4: Simplify right side
    27,012.12x = 463,757,698.62
  5. Step 5: Solve for x
    x = 463,757,698.62/27,012.12
  6. Step 6: Final answer
    x = 17,168.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.