Home / 13,573.06-20,346.82-7,323.71

Finding the Fourth Proportional to 13,573.06, 20,346.82 and 7,323.71

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Solution

The fourth proportional to 13,573.06, 20,346.82 and 7,323.71 is: 10,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.06 : 20,346.82 = 7,323.71 : x
  2. Step 2: Convert to fraction form
    13,573.06/20,346.82 = 7,323.71/x
  3. Step 3: Cross multiply
    13,573.06x = 20,346.82 × 7,323.71
  4. Step 4: Simplify right side
    13,573.06x = 149,014,089.06
  5. Step 5: Solve for x
    x = 149,014,089.06/13,573.06
  6. Step 6: Final answer
    x = 10,978.67

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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.