Home / 26,144.30-39,213.20-15,477

Finding the Fourth Proportional to 26,144.30, 39,213.20 and 15,477

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Solution

The fourth proportional to 26,144.30, 39,213.20 and 15,477 is: 23,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.30 : 39,213.20 = 15,477 : x
  2. Step 2: Convert to fraction form
    26,144.30/39,213.20 = 15,477/x
  3. Step 3: Cross multiply
    26,144.30x = 39,213.20 × 15,477
  4. Step 4: Simplify right side
    26,144.30x = 606,902,696.40
  5. Step 5: Solve for x
    x = 606,902,696.40/26,144.30
  6. Step 6: Final answer
    x = 23,213.58

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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.