Home / 45,870.69-68,812.88-16,286.06

Finding the Fourth Proportional to 45,870.69, 68,812.88 and 16,286.06

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Solution

The fourth proportional to 45,870.69, 68,812.88 and 16,286.06 is: 24,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870.69 : 68,812.88 = 16,286.06 : x
  2. Step 2: Convert to fraction form
    45,870.69/68,812.88 = 16,286.06/x
  3. Step 3: Cross multiply
    45,870.69x = 68,812.88 × 16,286.06
  4. Step 4: Simplify right side
    45,870.69x = 1,120,690,266.96
  5. Step 5: Solve for x
    x = 1,120,690,266.96/45,870.69
  6. Step 6: Final answer
    x = 24,431.51

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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.