Home / 26,913.40-40,370.32-9,383.20

Finding the Fourth Proportional to 26,913.40, 40,370.32 and 9,383.20

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Solution

The fourth proportional to 26,913.40, 40,370.32 and 9,383.20 is: 14,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.40 : 40,370.32 = 9,383.20 : x
  2. Step 2: Convert to fraction form
    26,913.40/40,370.32 = 9,383.20/x
  3. Step 3: Cross multiply
    26,913.40x = 40,370.32 × 9,383.20
  4. Step 4: Simplify right side
    26,913.40x = 378,802,786.62
  5. Step 5: Solve for x
    x = 378,802,786.62/26,913.40
  6. Step 6: Final answer
    x = 14,074.88

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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.