Home / 26,145.40-39,201.90-15,046.60

Finding the Fourth Proportional to 26,145.40, 39,201.90 and 15,046.60

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Solution

The fourth proportional to 26,145.40, 39,201.90 and 15,046.60 is: 22,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.40 : 39,201.90 = 15,046.60 : x
  2. Step 2: Convert to fraction form
    26,145.40/39,201.90 = 15,046.60/x
  3. Step 3: Cross multiply
    26,145.40x = 39,201.90 × 15,046.60
  4. Step 4: Simplify right side
    26,145.40x = 589,855,308.54
  5. Step 5: Solve for x
    x = 589,855,308.54/26,145.40
  6. Step 6: Final answer
    x = 22,560.58

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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.