Home / 26,958.05-40,465.32-12,929.97

Finding the Fourth Proportional to 26,958.05, 40,465.32 and 12,929.97

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Solution

The fourth proportional to 26,958.05, 40,465.32 and 12,929.97 is: 19,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.05 : 40,465.32 = 12,929.97 : x
  2. Step 2: Convert to fraction form
    26,958.05/40,465.32 = 12,929.97/x
  3. Step 3: Cross multiply
    26,958.05x = 40,465.32 × 12,929.97
  4. Step 4: Simplify right side
    26,958.05x = 523,215,373.64
  5. Step 5: Solve for x
    x = 523,215,373.64/26,958.05
  6. Step 6: Final answer
    x = 19,408.50

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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.