Home / 14,151.21-19,527.48-8,183.23

Finding the Fourth Proportional to 14,151.21, 19,527.48 and 8,183.23

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Solution

The fourth proportional to 14,151.21, 19,527.48 and 8,183.23 is: 11,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.21 : 19,527.48 = 8,183.23 : x
  2. Step 2: Convert to fraction form
    14,151.21/19,527.48 = 8,183.23/x
  3. Step 3: Cross multiply
    14,151.21x = 19,527.48 × 8,183.23
  4. Step 4: Simplify right side
    14,151.21x = 159,797,811.34
  5. Step 5: Solve for x
    x = 159,797,811.34/14,151.21
  6. Step 6: Final answer
    x = 11,292.17

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Double scale
Find fourth proportional to 14,152.21, 19,528.86 and 8,184.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.