Home / 27,313.72-40,975.38-11,303.21

Finding the Fourth Proportional to 27,313.72, 40,975.38 and 11,303.21

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Solution

The fourth proportional to 27,313.72, 40,975.38 and 11,303.21 is: 16,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.72 : 40,975.38 = 11,303.21 : x
  2. Step 2: Convert to fraction form
    27,313.72/40,975.38 = 11,303.21/x
  3. Step 3: Cross multiply
    27,313.72x = 40,975.38 × 11,303.21
  4. Step 4: Simplify right side
    27,313.72x = 463,153,270.44
  5. Step 5: Solve for x
    x = 463,153,270.44/27,313.72
  6. Step 6: Final answer
    x = 16,956.80

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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.