Home / 34,398.72-47,415.04-23,201.28

Finding the Fourth Proportional to 34,398.72, 47,415.04 and 23,201.28

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Solution

The fourth proportional to 34,398.72, 47,415.04 and 23,201.28 is: 31,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,398.72 : 47,415.04 = 23,201.28 : x
  2. Step 2: Convert to fraction form
    34,398.72/47,415.04 = 23,201.28/x
  3. Step 3: Cross multiply
    34,398.72x = 47,415.04 × 23,201.28
  4. Step 4: Simplify right side
    34,398.72x = 1,100,089,619.25
  5. Step 5: Solve for x
    x = 1,100,089,619.25/34,398.72
  6. Step 6: Final answer
    x = 31,980.54

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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.