Home / 29,666.30-40,939.32-16,237.34

Finding the Fourth Proportional to 29,666.30, 40,939.32 and 16,237.34

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Solution

The fourth proportional to 29,666.30, 40,939.32 and 16,237.34 is: 22,407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.30 : 40,939.32 = 16,237.34 : x
  2. Step 2: Convert to fraction form
    29,666.30/40,939.32 = 16,237.34/x
  3. Step 3: Cross multiply
    29,666.30x = 40,939.32 × 16,237.34
  4. Step 4: Simplify right side
    29,666.30x = 664,745,658.21
  5. Step 5: Solve for x
    x = 664,745,658.21/29,666.30
  6. Step 6: Final answer
    x = 22,407.43

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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.