Home / 45,930.51-68,898.34-14,344.94

Finding the Fourth Proportional to 45,930.51, 68,898.34 and 14,344.94

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Solution

The fourth proportional to 45,930.51, 68,898.34 and 14,344.94 is: 21,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,930.51 : 68,898.34 = 14,344.94 : x
  2. Step 2: Convert to fraction form
    45,930.51/68,898.34 = 14,344.94/x
  3. Step 3: Cross multiply
    45,930.51x = 68,898.34 × 14,344.94
  4. Step 4: Simplify right side
    45,930.51x = 988,342,173.05
  5. Step 5: Solve for x
    x = 988,342,173.05/45,930.51
  6. Step 6: Final answer
    x = 21,518.21

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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.