Home / 13,025.71-17,961-9,433.56

Finding the Fourth Proportional to 13,025.71, 17,961 and 9,433.56

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Solution

The fourth proportional to 13,025.71, 17,961 and 9,433.56 is: 13,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.71 : 17,961 = 9,433.56 : x
  2. Step 2: Convert to fraction form
    13,025.71/17,961 = 9,433.56/x
  3. Step 3: Cross multiply
    13,025.71x = 17,961 × 9,433.56
  4. Step 4: Simplify right side
    13,025.71x = 169,436,081.36
  5. Step 5: Solve for x
    x = 169,436,081.36/13,025.71
  6. Step 6: Final answer
    x = 13,007.82

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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.