Home / 29,668.32-40,938.30-17,090.64

Finding the Fourth Proportional to 29,668.32, 40,938.30 and 17,090.64

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Solution

The fourth proportional to 29,668.32, 40,938.30 and 17,090.64 is: 23,582.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.32 : 40,938.30 = 17,090.64 : x
  2. Step 2: Convert to fraction form
    29,668.32/40,938.30 = 17,090.64/x
  3. Step 3: Cross multiply
    29,668.32x = 40,938.30 × 17,090.64
  4. Step 4: Simplify right side
    29,668.32x = 699,661,747.51
  5. Step 5: Solve for x
    x = 699,661,747.51/29,668.32
  6. Step 6: Final answer
    x = 23,582.79

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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.