Home / 26,080.67-39,120.93-18,324.11

Finding the Fourth Proportional to 26,080.67, 39,120.93 and 18,324.11

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Solution

The fourth proportional to 26,080.67, 39,120.93 and 18,324.11 is: 27,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,080.67 : 39,120.93 = 18,324.11 : x
  2. Step 2: Convert to fraction form
    26,080.67/39,120.93 = 18,324.11/x
  3. Step 3: Cross multiply
    26,080.67x = 39,120.93 × 18,324.11
  4. Step 4: Simplify right side
    26,080.67x = 716,856,029.02
  5. Step 5: Solve for x
    x = 716,856,029.02/26,080.67
  6. Step 6: Final answer
    x = 27,486.11

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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.