Home / 45,914.67-68,865.53-14,745.87

Finding the Fourth Proportional to 45,914.67, 68,865.53 and 14,745.87

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Solution

The fourth proportional to 45,914.67, 68,865.53 and 14,745.87 is: 22,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,914.67 : 68,865.53 = 14,745.87 : x
  2. Step 2: Convert to fraction form
    45,914.67/68,865.53 = 14,745.87/x
  3. Step 3: Cross multiply
    45,914.67x = 68,865.53 × 14,745.87
  4. Step 4: Simplify right side
    45,914.67x = 1,015,482,079.13
  5. Step 5: Solve for x
    x = 1,015,482,079.13/45,914.67
  6. Step 6: Final answer
    x = 22,116.72

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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.