Home / 27,077.46-40,622.84-9,308.39

Finding the Fourth Proportional to 27,077.46, 40,622.84 and 9,308.39

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Solution

The fourth proportional to 27,077.46, 40,622.84 and 9,308.39 is: 13,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.46 : 40,622.84 = 9,308.39 : x
  2. Step 2: Convert to fraction form
    27,077.46/40,622.84 = 9,308.39/x
  3. Step 3: Cross multiply
    27,077.46x = 40,622.84 × 9,308.39
  4. Step 4: Simplify right side
    27,077.46x = 378,133,022.88
  5. Step 5: Solve for x
    x = 378,133,022.88/27,077.46
  6. Step 6: Final answer
    x = 13,964.87

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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.