Home / 26,515.52-39,777.12-8,052.80

Finding the Fourth Proportional to 26,515.52, 39,777.12 and 8,052.80

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Solution

The fourth proportional to 26,515.52, 39,777.12 and 8,052.80 is: 12,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.52 : 39,777.12 = 8,052.80 : x
  2. Step 2: Convert to fraction form
    26,515.52/39,777.12 = 8,052.80/x
  3. Step 3: Cross multiply
    26,515.52x = 39,777.12 × 8,052.80
  4. Step 4: Simplify right side
    26,515.52x = 320,317,191.94
  5. Step 5: Solve for x
    x = 320,317,191.94/26,515.52
  6. Step 6: Final answer
    x = 12,080.37

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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.