Home / 18,019.24-26,984.94-10,204.36

Finding the Fourth Proportional to 18,019.24, 26,984.94 and 10,204.36

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Solution

The fourth proportional to 18,019.24, 26,984.94 and 10,204.36 is: 15,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019.24 : 26,984.94 = 10,204.36 : x
  2. Step 2: Convert to fraction form
    18,019.24/26,984.94 = 10,204.36/x
  3. Step 3: Cross multiply
    18,019.24x = 26,984.94 × 10,204.36
  4. Step 4: Simplify right side
    18,019.24x = 275,364,042.34
  5. Step 5: Solve for x
    x = 275,364,042.34/18,019.24
  6. Step 6: Final answer
    x = 15,281.67

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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.