Home / 26,148.63-39,226.19-8,629.95

Finding the Fourth Proportional to 26,148.63, 39,226.19 and 8,629.95

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Solution

The fourth proportional to 26,148.63, 39,226.19 and 8,629.95 is: 12,945.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.63 : 39,226.19 = 8,629.95 : x
  2. Step 2: Convert to fraction form
    26,148.63/39,226.19 = 8,629.95/x
  3. Step 3: Cross multiply
    26,148.63x = 39,226.19 × 8,629.95
  4. Step 4: Simplify right side
    26,148.63x = 338,520,015.24
  5. Step 5: Solve for x
    x = 338,520,015.24/26,148.63
  6. Step 6: Final answer
    x = 12,945.99

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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.