Home / 18,313.34-27,464.50-7,783.24

Finding the Fourth Proportional to 18,313.34, 27,464.50 and 7,783.24

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Solution

The fourth proportional to 18,313.34, 27,464.50 and 7,783.24 is: 11,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.34 : 27,464.50 = 7,783.24 : x
  2. Step 2: Convert to fraction form
    18,313.34/27,464.50 = 7,783.24/x
  3. Step 3: Cross multiply
    18,313.34x = 27,464.50 × 7,783.24
  4. Step 4: Simplify right side
    18,313.34x = 213,762,794.98
  5. Step 5: Solve for x
    x = 213,762,794.98/18,313.34
  6. Step 6: Final answer
    x = 11,672.52

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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.