Home / 31,542.30-43,528.41-17,202.16

Finding the Fourth Proportional to 31,542.30, 43,528.41 and 17,202.16

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Solution

The fourth proportional to 31,542.30, 43,528.41 and 17,202.16 is: 23,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542.30 : 43,528.41 = 17,202.16 : x
  2. Step 2: Convert to fraction form
    31,542.30/43,528.41 = 17,202.16/x
  3. Step 3: Cross multiply
    31,542.30x = 43,528.41 × 17,202.16
  4. Step 4: Simplify right side
    31,542.30x = 748,782,564.54
  5. Step 5: Solve for x
    x = 748,782,564.54/31,542.30
  6. Step 6: Final answer
    x = 23,739.00

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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.