Home / 29,168.10-40,244.85-16,418.70

Finding the Fourth Proportional to 29,168.10, 40,244.85 and 16,418.70

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Solution

The fourth proportional to 29,168.10, 40,244.85 and 16,418.70 is: 22,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.10 : 40,244.85 = 16,418.70 : x
  2. Step 2: Convert to fraction form
    29,168.10/40,244.85 = 16,418.70/x
  3. Step 3: Cross multiply
    29,168.10x = 40,244.85 × 16,418.70
  4. Step 4: Simplify right side
    29,168.10x = 660,768,118.70
  5. Step 5: Solve for x
    x = 660,768,118.70/29,168.10
  6. Step 6: Final answer
    x = 22,653.79

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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.