Home / 17,940.12-26,914.50-5,628.12

Finding the Fourth Proportional to 17,940.12, 26,914.50 and 5,628.12

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Solution

The fourth proportional to 17,940.12, 26,914.50 and 5,628.12 is: 8,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.12 : 26,914.50 = 5,628.12 : x
  2. Step 2: Convert to fraction form
    17,940.12/26,914.50 = 5,628.12/x
  3. Step 3: Cross multiply
    17,940.12x = 26,914.50 × 5,628.12
  4. Step 4: Simplify right side
    17,940.12x = 151,478,035.74
  5. Step 5: Solve for x
    x = 151,478,035.74/17,940.12
  6. Step 6: Final answer
    x = 8,443.54

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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.