Home / 14,786.55-22,168.89-6,986.25

Finding the Fourth Proportional to 14,786.55, 22,168.89 and 6,986.25

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Solution

The fourth proportional to 14,786.55, 22,168.89 and 6,986.25 is: 10,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786.55 : 22,168.89 = 6,986.25 : x
  2. Step 2: Convert to fraction form
    14,786.55/22,168.89 = 6,986.25/x
  3. Step 3: Cross multiply
    14,786.55x = 22,168.89 × 6,986.25
  4. Step 4: Simplify right side
    14,786.55x = 154,877,407.76
  5. Step 5: Solve for x
    x = 154,877,407.76/14,786.55
  6. Step 6: Final answer
    x = 10,474.21

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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.