Home / 26,022.53-39,014.36-12,168.29

Finding the Fourth Proportional to 26,022.53, 39,014.36 and 12,168.29

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Solution

The fourth proportional to 26,022.53, 39,014.36 and 12,168.29 is: 18,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.53 : 39,014.36 = 12,168.29 : x
  2. Step 2: Convert to fraction form
    26,022.53/39,014.36 = 12,168.29/x
  3. Step 3: Cross multiply
    26,022.53x = 39,014.36 × 12,168.29
  4. Step 4: Simplify right side
    26,022.53x = 474,738,128.97
  5. Step 5: Solve for x
    x = 474,738,128.97/26,022.53
  6. Step 6: Final answer
    x = 18,243.35

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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.