Home / 13,056.22-19,559.66-10,120.14

Finding the Fourth Proportional to 13,056.22, 19,559.66 and 10,120.14

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Solution

The fourth proportional to 13,056.22, 19,559.66 and 10,120.14 is: 15,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.22 : 19,559.66 = 10,120.14 : x
  2. Step 2: Convert to fraction form
    13,056.22/19,559.66 = 10,120.14/x
  3. Step 3: Cross multiply
    13,056.22x = 19,559.66 × 10,120.14
  4. Step 4: Simplify right side
    13,056.22x = 197,946,497.55
  5. Step 5: Solve for x
    x = 197,946,497.55/13,056.22
  6. Step 6: Final answer
    x = 15,161.09

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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.