Home / 26,316.21-39,403.58-20,046.36

Finding the Fourth Proportional to 26,316.21, 39,403.58 and 20,046.36

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Solution

The fourth proportional to 26,316.21, 39,403.58 and 20,046.36 is: 30,015.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.21 : 39,403.58 = 20,046.36 : x
  2. Step 2: Convert to fraction form
    26,316.21/39,403.58 = 20,046.36/x
  3. Step 3: Cross multiply
    26,316.21x = 39,403.58 × 20,046.36
  4. Step 4: Simplify right side
    26,316.21x = 789,898,152.95
  5. Step 5: Solve for x
    x = 789,898,152.95/26,316.21
  6. Step 6: Final answer
    x = 30,015.65

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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.