Home / 26,137.99-39,208.48-7,416.56

Finding the Fourth Proportional to 26,137.99, 39,208.48 and 7,416.56

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Solution

The fourth proportional to 26,137.99, 39,208.48 and 7,416.56 is: 11,125.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.99 : 39,208.48 = 7,416.56 : x
  2. Step 2: Convert to fraction form
    26,137.99/39,208.48 = 7,416.56/x
  3. Step 3: Cross multiply
    26,137.99x = 39,208.48 × 7,416.56
  4. Step 4: Simplify right side
    26,137.99x = 290,792,044.43
  5. Step 5: Solve for x
    x = 290,792,044.43/26,137.99
  6. Step 6: Final answer
    x = 11,125.26

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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.