Home / 45,581.03-68,360.61-14,416.28

Finding the Fourth Proportional to 45,581.03, 68,360.61 and 14,416.28

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Solution

The fourth proportional to 45,581.03, 68,360.61 and 14,416.28 is: 21,620.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,581.03 : 68,360.61 = 14,416.28 : x
  2. Step 2: Convert to fraction form
    45,581.03/68,360.61 = 14,416.28/x
  3. Step 3: Cross multiply
    45,581.03x = 68,360.61 × 14,416.28
  4. Step 4: Simplify right side
    45,581.03x = 985,505,582.25
  5. Step 5: Solve for x
    x = 985,505,582.25/45,581.03
  6. Step 6: Final answer
    x = 21,620.96

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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.