Home / 29,719.46-41,004.69-18,383.51

Finding the Fourth Proportional to 29,719.46, 41,004.69 and 18,383.51

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Solution

The fourth proportional to 29,719.46, 41,004.69 and 18,383.51 is: 25,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.46 : 41,004.69 = 18,383.51 : x
  2. Step 2: Convert to fraction form
    29,719.46/41,004.69 = 18,383.51/x
  3. Step 3: Cross multiply
    29,719.46x = 41,004.69 × 18,383.51
  4. Step 4: Simplify right side
    29,719.46x = 753,810,128.66
  5. Step 5: Solve for x
    x = 753,810,128.66/29,719.46
  6. Step 6: Final answer
    x = 25,364.19

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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.