Home / 34,128.01-47,120.64-23,940.68

Finding the Fourth Proportional to 34,128.01, 47,120.64 and 23,940.68

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Solution

The fourth proportional to 34,128.01, 47,120.64 and 23,940.68 is: 33,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.01 : 47,120.64 = 23,940.68 : x
  2. Step 2: Convert to fraction form
    34,128.01/47,120.64 = 23,940.68/x
  3. Step 3: Cross multiply
    34,128.01x = 47,120.64 × 23,940.68
  4. Step 4: Simplify right side
    34,128.01x = 1,128,100,163.64
  5. Step 5: Solve for x
    x = 1,128,100,163.64/34,128.01
  6. Step 6: Final answer
    x = 33,054.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.