Home / 26,218.89-39,319.06-8,448.84

Finding the Fourth Proportional to 26,218.89, 39,319.06 and 8,448.84

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Solution

The fourth proportional to 26,218.89, 39,319.06 and 8,448.84 is: 12,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.89 : 39,319.06 = 8,448.84 : x
  2. Step 2: Convert to fraction form
    26,218.89/39,319.06 = 8,448.84/x
  3. Step 3: Cross multiply
    26,218.89x = 39,319.06 × 8,448.84
  4. Step 4: Simplify right side
    26,218.89x = 332,200,446.89
  5. Step 5: Solve for x
    x = 332,200,446.89/26,218.89
  6. Step 6: Final answer
    x = 12,670.27

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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.