Home / 27,314.20-40,971.30-9,783.64

Finding the Fourth Proportional to 27,314.20, 40,971.30 and 9,783.64

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Solution

The fourth proportional to 27,314.20, 40,971.30 and 9,783.64 is: 14,675.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.20 : 40,971.30 = 9,783.64 : x
  2. Step 2: Convert to fraction form
    27,314.20/40,971.30 = 9,783.64/x
  3. Step 3: Cross multiply
    27,314.20x = 40,971.30 × 9,783.64
  4. Step 4: Simplify right side
    27,314.20x = 400,848,449.53
  5. Step 5: Solve for x
    x = 400,848,449.53/27,314.20
  6. Step 6: Final answer
    x = 14,675.46

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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.