Home / 26,829.95-40,250.69-8,108.51

Finding the Fourth Proportional to 26,829.95, 40,250.69 and 8,108.51

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Solution

The fourth proportional to 26,829.95, 40,250.69 and 8,108.51 is: 12,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,829.95 : 40,250.69 = 8,108.51 : x
  2. Step 2: Convert to fraction form
    26,829.95/40,250.69 = 8,108.51/x
  3. Step 3: Cross multiply
    26,829.95x = 40,250.69 × 8,108.51
  4. Step 4: Simplify right side
    26,829.95x = 326,373,122.37
  5. Step 5: Solve for x
    x = 326,373,122.37/26,829.95
  6. Step 6: Final answer
    x = 12,164.51

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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.