Home / 26,749.62-36,880.94-17,172.63

Finding the Fourth Proportional to 26,749.62, 36,880.94 and 17,172.63

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Solution

The fourth proportional to 26,749.62, 36,880.94 and 17,172.63 is: 23,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.62 : 36,880.94 = 17,172.63 : x
  2. Step 2: Convert to fraction form
    26,749.62/36,880.94 = 17,172.63/x
  3. Step 3: Cross multiply
    26,749.62x = 36,880.94 × 17,172.63
  4. Step 4: Simplify right side
    26,749.62x = 633,342,650.81
  5. Step 5: Solve for x
    x = 633,342,650.81/26,749.62
  6. Step 6: Final answer
    x = 23,676.70

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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.