Home / 19,440.26-26,828.92-10,943.19

Finding the Fourth Proportional to 19,440.26, 26,828.92 and 10,943.19

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Solution

The fourth proportional to 19,440.26, 26,828.92 and 10,943.19 is: 15,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.26 : 26,828.92 = 10,943.19 : x
  2. Step 2: Convert to fraction form
    19,440.26/26,828.92 = 10,943.19/x
  3. Step 3: Cross multiply
    19,440.26x = 26,828.92 × 10,943.19
  4. Step 4: Simplify right side
    19,440.26x = 293,593,969.05
  5. Step 5: Solve for x
    x = 293,593,969.05/19,440.26
  6. Step 6: Final answer
    x = 15,102.37

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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.