Home / 26,678.08-40,017.12-6,956.60

Finding the Fourth Proportional to 26,678.08, 40,017.12 and 6,956.60

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Solution

The fourth proportional to 26,678.08, 40,017.12 and 6,956.60 is: 10,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.08 : 40,017.12 = 6,956.60 : x
  2. Step 2: Convert to fraction form
    26,678.08/40,017.12 = 6,956.60/x
  3. Step 3: Cross multiply
    26,678.08x = 40,017.12 × 6,956.60
  4. Step 4: Simplify right side
    26,678.08x = 278,383,096.99
  5. Step 5: Solve for x
    x = 278,383,096.99/26,678.08
  6. Step 6: Final answer
    x = 10,434.90

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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.