Home / 45,688.44-68,517.98-14,516.40

Finding the Fourth Proportional to 45,688.44, 68,517.98 and 14,516.40

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Solution

The fourth proportional to 45,688.44, 68,517.98 and 14,516.40 is: 21,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,688.44 : 68,517.98 = 14,516.40 : x
  2. Step 2: Convert to fraction form
    45,688.44/68,517.98 = 14,516.40/x
  3. Step 3: Cross multiply
    45,688.44x = 68,517.98 × 14,516.40
  4. Step 4: Simplify right side
    45,688.44x = 994,634,404.87
  5. Step 5: Solve for x
    x = 994,634,404.87/45,688.44
  6. Step 6: Final answer
    x = 21,769.94

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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.