Home / 17,940.38-26,914.88-5,628.38

Finding the Fourth Proportional to 17,940.38, 26,914.88 and 5,628.38

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Solution

The fourth proportional to 17,940.38, 26,914.88 and 5,628.38 is: 8,443.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.38 : 26,914.88 = 5,628.38 : x
  2. Step 2: Convert to fraction form
    17,940.38/26,914.88 = 5,628.38/x
  3. Step 3: Cross multiply
    17,940.38x = 26,914.88 × 5,628.38
  4. Step 4: Simplify right side
    17,940.38x = 151,487,051.79
  5. Step 5: Solve for x
    x = 151,487,051.79/17,940.38
  6. Step 6: Final answer
    x = 8,443.92

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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.