Home / 17,088.48-23,584.32-11,786.40

Finding the Fourth Proportional to 17,088.48, 23,584.32 and 11,786.40

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Solution

The fourth proportional to 17,088.48, 23,584.32 and 11,786.40 is: 16,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.48 : 23,584.32 = 11,786.40 : x
  2. Step 2: Convert to fraction form
    17,088.48/23,584.32 = 11,786.40/x
  3. Step 3: Cross multiply
    17,088.48x = 23,584.32 × 11,786.40
  4. Step 4: Simplify right side
    17,088.48x = 277,974,229.25
  5. Step 5: Solve for x
    x = 277,974,229.25/17,088.48
  6. Step 6: Final answer
    x = 16,266.76

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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.