Home / 31,512.63-43,487.45-17,365.48

Finding the Fourth Proportional to 31,512.63, 43,487.45 and 17,365.48

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Solution

The fourth proportional to 31,512.63, 43,487.45 and 17,365.48 is: 23,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.63 : 43,487.45 = 17,365.48 : x
  2. Step 2: Convert to fraction form
    31,512.63/43,487.45 = 17,365.48/x
  3. Step 3: Cross multiply
    31,512.63x = 43,487.45 × 17,365.48
  4. Step 4: Simplify right side
    31,512.63x = 755,180,443.23
  5. Step 5: Solve for x
    x = 755,180,443.23/31,512.63
  6. Step 6: Final answer
    x = 23,964.37

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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.