Home / 17,451.36-26,172.45-11,903.67

Finding the Fourth Proportional to 17,451.36, 26,172.45 and 11,903.67

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Solution

The fourth proportional to 17,451.36, 26,172.45 and 11,903.67 is: 17,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,451.36 : 26,172.45 = 11,903.67 : x
  2. Step 2: Convert to fraction form
    17,451.36/26,172.45 = 11,903.67/x
  3. Step 3: Cross multiply
    17,451.36x = 26,172.45 × 11,903.67
  4. Step 4: Simplify right side
    17,451.36x = 311,548,207.89
  5. Step 5: Solve for x
    x = 311,548,207.89/17,451.36
  6. Step 6: Final answer
    x = 17,852.37

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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.