Home / 29,004.72-40,025.16-16,429.56

Finding the Fourth Proportional to 29,004.72, 40,025.16 and 16,429.56

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Solution

The fourth proportional to 29,004.72, 40,025.16 and 16,429.56 is: 22,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,004.72 : 40,025.16 = 16,429.56 : x
  2. Step 2: Convert to fraction form
    29,004.72/40,025.16 = 16,429.56/x
  3. Step 3: Cross multiply
    29,004.72x = 40,025.16 × 16,429.56
  4. Step 4: Simplify right side
    29,004.72x = 657,595,767.73
  5. Step 5: Solve for x
    x = 657,595,767.73/29,004.72
  6. Step 6: Final answer
    x = 22,672.03

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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.