Home / 26,829.21-40,250.79-10,189.35

Finding the Fourth Proportional to 26,829.21, 40,250.79 and 10,189.35

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Solution

The fourth proportional to 26,829.21, 40,250.79 and 10,189.35 is: 15,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,829.21 : 40,250.79 = 10,189.35 : x
  2. Step 2: Convert to fraction form
    26,829.21/40,250.79 = 10,189.35/x
  3. Step 3: Cross multiply
    26,829.21x = 40,250.79 × 10,189.35
  4. Step 4: Simplify right side
    26,829.21x = 410,129,387.09
  5. Step 5: Solve for x
    x = 410,129,387.09/26,829.21
  6. Step 6: Final answer
    x = 15,286.67

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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.