Home / 45,661.96-68,499.60-14,074.66

Finding the Fourth Proportional to 45,661.96, 68,499.60 and 14,074.66

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Solution

The fourth proportional to 45,661.96, 68,499.60 and 14,074.66 is: 21,114.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.96 : 68,499.60 = 14,074.66 : x
  2. Step 2: Convert to fraction form
    45,661.96/68,499.60 = 14,074.66/x
  3. Step 3: Cross multiply
    45,661.96x = 68,499.60 × 14,074.66
  4. Step 4: Simplify right side
    45,661.96x = 964,108,580.14
  5. Step 5: Solve for x
    x = 964,108,580.14/45,661.96
  6. Step 6: Final answer
    x = 21,114.04

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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.