Home / 26,263.85-39,395.77-8,509.39

Finding the Fourth Proportional to 26,263.85, 39,395.77 and 8,509.39

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Solution

The fourth proportional to 26,263.85, 39,395.77 and 8,509.39 is: 12,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,263.85 : 39,395.77 = 8,509.39 : x
  2. Step 2: Convert to fraction form
    26,263.85/39,395.77 = 8,509.39/x
  3. Step 3: Cross multiply
    26,263.85x = 39,395.77 × 8,509.39
  4. Step 4: Simplify right side
    26,263.85x = 335,233,851.52
  5. Step 5: Solve for x
    x = 335,233,851.52/26,263.85
  6. Step 6: Final answer
    x = 12,764.08

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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.