Home / 17,145.48-23,661.79-9,591.86

Finding the Fourth Proportional to 17,145.48, 23,661.79 and 9,591.86

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Solution

The fourth proportional to 17,145.48, 23,661.79 and 9,591.86 is: 13,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.48 : 23,661.79 = 9,591.86 : x
  2. Step 2: Convert to fraction form
    17,145.48/23,661.79 = 9,591.86/x
  3. Step 3: Cross multiply
    17,145.48x = 23,661.79 × 9,591.86
  4. Step 4: Simplify right side
    17,145.48x = 226,960,496.41
  5. Step 5: Solve for x
    x = 226,960,496.41/17,145.48
  6. Step 6: Final answer
    x = 13,237.34

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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.