Home / 26,751.81-40,115.90-8,028.26

Finding the Fourth Proportional to 26,751.81, 40,115.90 and 8,028.26

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Solution

The fourth proportional to 26,751.81, 40,115.90 and 8,028.26 is: 12,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,751.81 : 40,115.90 = 8,028.26 : x
  2. Step 2: Convert to fraction form
    26,751.81/40,115.90 = 8,028.26/x
  3. Step 3: Cross multiply
    26,751.81x = 40,115.90 × 8,028.26
  4. Step 4: Simplify right side
    26,751.81x = 322,060,875.33
  5. Step 5: Solve for x
    x = 322,060,875.33/26,751.81
  6. Step 6: Final answer
    x = 12,038.84

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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.