Home / 45,395.76-68,093.41-11,661.75

Finding the Fourth Proportional to 45,395.76, 68,093.41 and 11,661.75

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Solution

The fourth proportional to 45,395.76, 68,093.41 and 11,661.75 is: 17,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,395.76 : 68,093.41 = 11,661.75 : x
  2. Step 2: Convert to fraction form
    45,395.76/68,093.41 = 11,661.75/x
  3. Step 3: Cross multiply
    45,395.76x = 68,093.41 × 11,661.75
  4. Step 4: Simplify right side
    45,395.76x = 794,088,324.07
  5. Step 5: Solve for x
    x = 794,088,324.07/45,395.76
  6. Step 6: Final answer
    x = 17,492.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.