Home / 26,216.27-39,291.59-20,647.63

Finding the Fourth Proportional to 26,216.27, 39,291.59 and 20,647.63

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Solution

The fourth proportional to 26,216.27, 39,291.59 and 20,647.63 is: 30,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.27 : 39,291.59 = 20,647.63 : x
  2. Step 2: Convert to fraction form
    26,216.27/39,291.59 = 20,647.63/x
  3. Step 3: Cross multiply
    26,216.27x = 39,291.59 × 20,647.63
  4. Step 4: Simplify right side
    26,216.27x = 811,277,912.74
  5. Step 5: Solve for x
    x = 811,277,912.74/26,216.27
  6. Step 6: Final answer
    x = 30,945.59

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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.