Home / 29,669.05-40,943.52-16,240.42

Finding the Fourth Proportional to 29,669.05, 40,943.52 and 16,240.42

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Solution

The fourth proportional to 29,669.05, 40,943.52 and 16,240.42 is: 22,411.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,669.05 : 40,943.52 = 16,240.42 : x
  2. Step 2: Convert to fraction form
    29,669.05/40,943.52 = 16,240.42/x
  3. Step 3: Cross multiply
    29,669.05x = 40,943.52 × 16,240.42
  4. Step 4: Simplify right side
    29,669.05x = 664,939,858.72
  5. Step 5: Solve for x
    x = 664,939,858.72/29,669.05
  6. Step 6: Final answer
    x = 22,411.90

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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.