Home / 26,131.23-39,146.49-15,609.67

Finding the Fourth Proportional to 26,131.23, 39,146.49 and 15,609.67

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Solution

The fourth proportional to 26,131.23, 39,146.49 and 15,609.67 is: 23,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.23 : 39,146.49 = 15,609.67 : x
  2. Step 2: Convert to fraction form
    26,131.23/39,146.49 = 15,609.67/x
  3. Step 3: Cross multiply
    26,131.23x = 39,146.49 × 15,609.67
  4. Step 4: Simplify right side
    26,131.23x = 611,063,757.45
  5. Step 5: Solve for x
    x = 611,063,757.45/26,131.23
  6. Step 6: Final answer
    x = 23,384.42

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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.