Home / 18,235.50-27,364.01-7,704.84

Finding the Fourth Proportional to 18,235.50, 27,364.01 and 7,704.84

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Solution

The fourth proportional to 18,235.50, 27,364.01 and 7,704.84 is: 11,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.50 : 27,364.01 = 7,704.84 : x
  2. Step 2: Convert to fraction form
    18,235.50/27,364.01 = 7,704.84/x
  3. Step 3: Cross multiply
    18,235.50x = 27,364.01 × 7,704.84
  4. Step 4: Simplify right side
    18,235.50x = 210,835,280.28
  5. Step 5: Solve for x
    x = 210,835,280.28/18,235.50
  6. Step 6: Final answer
    x = 11,561.80

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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.