Home / 17,009.57-23,491.14-15,154.27

Finding the Fourth Proportional to 17,009.57, 23,491.14 and 15,154.27

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Solution

The fourth proportional to 17,009.57, 23,491.14 and 15,154.27 is: 20,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,009.57 : 23,491.14 = 15,154.27 : x
  2. Step 2: Convert to fraction form
    17,009.57/23,491.14 = 15,154.27/x
  3. Step 3: Cross multiply
    17,009.57x = 23,491.14 × 15,154.27
  4. Step 4: Simplify right side
    17,009.57x = 355,991,078.17
  5. Step 5: Solve for x
    x = 355,991,078.17/17,009.57
  6. Step 6: Final answer
    x = 20,928.87

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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.