Home / 26,163.81-39,234.78-10,570.50

Finding the Fourth Proportional to 26,163.81, 39,234.78 and 10,570.50

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Solution

The fourth proportional to 26,163.81, 39,234.78 and 10,570.50 is: 15,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,163.81 : 39,234.78 = 10,570.50 : x
  2. Step 2: Convert to fraction form
    26,163.81/39,234.78 = 10,570.50/x
  3. Step 3: Cross multiply
    26,163.81x = 39,234.78 × 10,570.50
  4. Step 4: Simplify right side
    26,163.81x = 414,731,241.99
  5. Step 5: Solve for x
    x = 414,731,241.99/26,163.81
  6. Step 6: Final answer
    x = 15,851.33

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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.