Home / 17,478.96-26,212.84-5,789.68

Finding the Fourth Proportional to 17,478.96, 26,212.84 and 5,789.68

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Solution

The fourth proportional to 17,478.96, 26,212.84 and 5,789.68 is: 8,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.96 : 26,212.84 = 5,789.68 : x
  2. Step 2: Convert to fraction form
    17,478.96/26,212.84 = 5,789.68/x
  3. Step 3: Cross multiply
    17,478.96x = 26,212.84 × 5,789.68
  4. Step 4: Simplify right side
    17,478.96x = 151,763,955.49
  5. Step 5: Solve for x
    x = 151,763,955.49/17,478.96
  6. Step 6: Final answer
    x = 8,682.67

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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.