Home / 18,242.42-27,364.84-8,886.92

Finding the Fourth Proportional to 18,242.42, 27,364.84 and 8,886.92

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Solution

The fourth proportional to 18,242.42, 27,364.84 and 8,886.92 is: 13,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.42 : 27,364.84 = 8,886.92 : x
  2. Step 2: Convert to fraction form
    18,242.42/27,364.84 = 8,886.92/x
  3. Step 3: Cross multiply
    18,242.42x = 27,364.84 × 8,886.92
  4. Step 4: Simplify right side
    18,242.42x = 243,188,984.85
  5. Step 5: Solve for x
    x = 243,188,984.85/18,242.42
  6. Step 6: Final answer
    x = 13,330.96

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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.