Home / 26,153.88-39,208.70-11,351.67

Finding the Fourth Proportional to 26,153.88, 39,208.70 and 11,351.67

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Solution

The fourth proportional to 26,153.88, 39,208.70 and 11,351.67 is: 17,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.88 : 39,208.70 = 11,351.67 : x
  2. Step 2: Convert to fraction form
    26,153.88/39,208.70 = 11,351.67/x
  3. Step 3: Cross multiply
    26,153.88x = 39,208.70 × 11,351.67
  4. Step 4: Simplify right side
    26,153.88x = 445,084,223.53
  5. Step 5: Solve for x
    x = 445,084,223.53/26,153.88
  6. Step 6: Final answer
    x = 17,017.90

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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.