Home / 18,334.56-27,485.22-6,639.52

Finding the Fourth Proportional to 18,334.56, 27,485.22 and 6,639.52

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Solution

The fourth proportional to 18,334.56, 27,485.22 and 6,639.52 is: 9,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.56 : 27,485.22 = 6,639.52 : x
  2. Step 2: Convert to fraction form
    18,334.56/27,485.22 = 6,639.52/x
  3. Step 3: Cross multiply
    18,334.56x = 27,485.22 × 6,639.52
  4. Step 4: Simplify right side
    18,334.56x = 182,488,667.89
  5. Step 5: Solve for x
    x = 182,488,667.89/18,334.56
  6. Step 6: Final answer
    x = 9,953.26

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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.