Home / 17,274.46-23,838.56-9,720.76

Finding the Fourth Proportional to 17,274.46, 23,838.56 and 9,720.76

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Solution

The fourth proportional to 17,274.46, 23,838.56 and 9,720.76 is: 13,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.46 : 23,838.56 = 9,720.76 : x
  2. Step 2: Convert to fraction form
    17,274.46/23,838.56 = 9,720.76/x
  3. Step 3: Cross multiply
    17,274.46x = 23,838.56 × 9,720.76
  4. Step 4: Simplify right side
    17,274.46x = 231,728,920.51
  5. Step 5: Solve for x
    x = 231,728,920.51/17,274.46
  6. Step 6: Final answer
    x = 13,414.54

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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.