Home / 30,954.56-42,716.97-17,525.43

Finding the Fourth Proportional to 30,954.56, 42,716.97 and 17,525.43

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Solution

The fourth proportional to 30,954.56, 42,716.97 and 17,525.43 is: 24,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,954.56 : 42,716.97 = 17,525.43 : x
  2. Step 2: Convert to fraction form
    30,954.56/42,716.97 = 17,525.43/x
  3. Step 3: Cross multiply
    30,954.56x = 42,716.97 × 17,525.43
  4. Step 4: Simplify right side
    30,954.56x = 748,633,267.55
  5. Step 5: Solve for x
    x = 748,633,267.55/30,954.56
  6. Step 6: Final answer
    x = 24,184.91

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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.