Home / 45,948-68,917.68-16,364.64

Finding the Fourth Proportional to 45,948, 68,917.68 and 16,364.64

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Solution

The fourth proportional to 45,948, 68,917.68 and 16,364.64 is: 24,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,948 : 68,917.68 = 16,364.64 : x
  2. Step 2: Convert to fraction form
    45,948/68,917.68 = 16,364.64/x
  3. Step 3: Cross multiply
    45,948x = 68,917.68 × 16,364.64
  4. Step 4: Simplify right side
    45,948x = 1,127,813,022.84
  5. Step 5: Solve for x
    x = 1,127,813,022.84/45,948
  6. Step 6: Final answer
    x = 24,545.42

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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.