Home / 29,678.72-40,958.61-17,104.28

Finding the Fourth Proportional to 29,678.72, 40,958.61 and 17,104.28

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Solution

The fourth proportional to 29,678.72, 40,958.61 and 17,104.28 is: 23,605.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.72 : 40,958.61 = 17,104.28 : x
  2. Step 2: Convert to fraction form
    29,678.72/40,958.61 = 17,104.28/x
  3. Step 3: Cross multiply
    29,678.72x = 40,958.61 × 17,104.28
  4. Step 4: Simplify right side
    29,678.72x = 700,567,533.85
  5. Step 5: Solve for x
    x = 700,567,533.85/29,678.72
  6. Step 6: Final answer
    x = 23,605.05

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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.