Home / 29,369.34-40,529.73-15,940.59

Finding the Fourth Proportional to 29,369.34, 40,529.73 and 15,940.59

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Solution

The fourth proportional to 29,369.34, 40,529.73 and 15,940.59 is: 21,998.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369.34 : 40,529.73 = 15,940.59 : x
  2. Step 2: Convert to fraction form
    29,369.34/40,529.73 = 15,940.59/x
  3. Step 3: Cross multiply
    29,369.34x = 40,529.73 × 15,940.59
  4. Step 4: Simplify right side
    29,369.34x = 646,067,729.04
  5. Step 5: Solve for x
    x = 646,067,729.04/29,369.34
  6. Step 6: Final answer
    x = 21,998.03

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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.