Home / 20,462.11-30,512.45-17,973.48

Finding the Fourth Proportional to 20,462.11, 30,512.45 and 17,973.48

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Solution

The fourth proportional to 20,462.11, 30,512.45 and 17,973.48 is: 26,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,462.11 : 30,512.45 = 17,973.48 : x
  2. Step 2: Convert to fraction form
    20,462.11/30,512.45 = 17,973.48/x
  3. Step 3: Cross multiply
    20,462.11x = 30,512.45 × 17,973.48
  4. Step 4: Simplify right side
    20,462.11x = 548,414,968.08
  5. Step 5: Solve for x
    x = 548,414,968.08/20,462.11
  6. Step 6: Final answer
    x = 26,801.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.