Home / 26,495.66-39,777.21-17,174.68

Finding the Fourth Proportional to 26,495.66, 39,777.21 and 17,174.68

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Solution

The fourth proportional to 26,495.66, 39,777.21 and 17,174.68 is: 25,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,495.66 : 39,777.21 = 17,174.68 : x
  2. Step 2: Convert to fraction form
    26,495.66/39,777.21 = 17,174.68/x
  3. Step 3: Cross multiply
    26,495.66x = 39,777.21 × 17,174.68
  4. Step 4: Simplify right side
    26,495.66x = 683,160,568.28
  5. Step 5: Solve for x
    x = 683,160,568.28/26,495.66
  6. Step 6: Final answer
    x = 25,783.87

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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.