Home / 26,503.44-39,679.56-20,574.24

Finding the Fourth Proportional to 26,503.44, 39,679.56 and 20,574.24

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Solution

The fourth proportional to 26,503.44, 39,679.56 and 20,574.24 is: 30,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.44 : 39,679.56 = 20,574.24 : x
  2. Step 2: Convert to fraction form
    26,503.44/39,679.56 = 20,574.24/x
  3. Step 3: Cross multiply
    26,503.44x = 39,679.56 × 20,574.24
  4. Step 4: Simplify right side
    26,503.44x = 816,376,790.53
  5. Step 5: Solve for x
    x = 816,376,790.53/26,503.44
  6. Step 6: Final answer
    x = 30,802.67

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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.