Home / 26,919.95-40,384.83-8,197.86

Finding the Fourth Proportional to 26,919.95, 40,384.83 and 8,197.86

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Solution

The fourth proportional to 26,919.95, 40,384.83 and 8,197.86 is: 12,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.95 : 40,384.83 = 8,197.86 : x
  2. Step 2: Convert to fraction form
    26,919.95/40,384.83 = 8,197.86/x
  3. Step 3: Cross multiply
    26,919.95x = 40,384.83 × 8,197.86
  4. Step 4: Simplify right side
    26,919.95x = 331,069,091.37
  5. Step 5: Solve for x
    x = 331,069,091.37/26,919.95
  6. Step 6: Final answer
    x = 12,298.28

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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.