Home / 26,040.47-39,062.74-8,512.07

Finding the Fourth Proportional to 26,040.47, 39,062.74 and 8,512.07

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Solution

The fourth proportional to 26,040.47, 39,062.74 and 8,512.07 is: 12,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,040.47 : 39,062.74 = 8,512.07 : x
  2. Step 2: Convert to fraction form
    26,040.47/39,062.74 = 8,512.07/x
  3. Step 3: Cross multiply
    26,040.47x = 39,062.74 × 8,512.07
  4. Step 4: Simplify right side
    26,040.47x = 332,504,777.27
  5. Step 5: Solve for x
    x = 332,504,777.27/26,040.47
  6. Step 6: Final answer
    x = 12,768.77

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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.