Home / 29,493.23-40,708.01-18,172.43

Finding the Fourth Proportional to 29,493.23, 40,708.01 and 18,172.43

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Solution

The fourth proportional to 29,493.23, 40,708.01 and 18,172.43 is: 25,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,493.23 : 40,708.01 = 18,172.43 : x
  2. Step 2: Convert to fraction form
    29,493.23/40,708.01 = 18,172.43/x
  3. Step 3: Cross multiply
    29,493.23x = 40,708.01 × 18,172.43
  4. Step 4: Simplify right side
    29,493.23x = 739,763,304.06
  5. Step 5: Solve for x
    x = 739,763,304.06/29,493.23
  6. Step 6: Final answer
    x = 25,082.48

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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.