Home / 26,523.42-39,786.36-8,755.63

Finding the Fourth Proportional to 26,523.42, 39,786.36 and 8,755.63

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Solution

The fourth proportional to 26,523.42, 39,786.36 and 8,755.63 is: 13,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,523.42 : 39,786.36 = 8,755.63 : x
  2. Step 2: Convert to fraction form
    26,523.42/39,786.36 = 8,755.63/x
  3. Step 3: Cross multiply
    26,523.42x = 39,786.36 × 8,755.63
  4. Step 4: Simplify right side
    26,523.42x = 348,354,514.91
  5. Step 5: Solve for x
    x = 348,354,514.91/26,523.42
  6. Step 6: Final answer
    x = 13,133.85

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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.