Home / 17,629.44-26,408.91-10,605.57

Finding the Fourth Proportional to 17,629.44, 26,408.91 and 10,605.57

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Solution

The fourth proportional to 17,629.44, 26,408.91 and 10,605.57 is: 15,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.44 : 26,408.91 = 10,605.57 : x
  2. Step 2: Convert to fraction form
    17,629.44/26,408.91 = 10,605.57/x
  3. Step 3: Cross multiply
    17,629.44x = 26,408.91 × 10,605.57
  4. Step 4: Simplify right side
    17,629.44x = 280,081,543.63
  5. Step 5: Solve for x
    x = 280,081,543.63/17,629.44
  6. Step 6: Final answer
    x = 15,887.15

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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.