Home / 12,027.23-17,995.47-7,099.55

Finding the Fourth Proportional to 12,027.23, 17,995.47 and 7,099.55

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Solution

The fourth proportional to 12,027.23, 17,995.47 and 7,099.55 is: 10,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.23 : 17,995.47 = 7,099.55 : x
  2. Step 2: Convert to fraction form
    12,027.23/17,995.47 = 7,099.55/x
  3. Step 3: Cross multiply
    12,027.23x = 17,995.47 × 7,099.55
  4. Step 4: Simplify right side
    12,027.23x = 127,759,703.54
  5. Step 5: Solve for x
    x = 127,759,703.54/12,027.23
  6. Step 6: Final answer
    x = 10,622.54

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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.