Home / 26,738.26-36,894.65-15,408.28

Finding the Fourth Proportional to 26,738.26, 36,894.65 and 15,408.28

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Solution

The fourth proportional to 26,738.26, 36,894.65 and 15,408.28 is: 21,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,738.26 : 36,894.65 = 15,408.28 : x
  2. Step 2: Convert to fraction form
    26,738.26/36,894.65 = 15,408.28/x
  3. Step 3: Cross multiply
    26,738.26x = 36,894.65 × 15,408.28
  4. Step 4: Simplify right side
    26,738.26x = 568,483,097.70
  5. Step 5: Solve for x
    x = 568,483,097.70/26,738.26
  6. Step 6: Final answer
    x = 21,261.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.