Home / 29,084.38-40,137.32-17,157.94

Finding the Fourth Proportional to 29,084.38, 40,137.32 and 17,157.94

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Solution

The fourth proportional to 29,084.38, 40,137.32 and 17,157.94 is: 23,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.38 : 40,137.32 = 17,157.94 : x
  2. Step 2: Convert to fraction form
    29,084.38/40,137.32 = 17,157.94/x
  3. Step 3: Cross multiply
    29,084.38x = 40,137.32 × 17,157.94
  4. Step 4: Simplify right side
    29,084.38x = 688,673,728.32
  5. Step 5: Solve for x
    x = 688,673,728.32/29,084.38
  6. Step 6: Final answer
    x = 23,678.47

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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.