Home / 51,044.08-76,560.04-13,606.96

Finding the Fourth Proportional to 51,044.08, 76,560.04 and 13,606.96

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Solution

The fourth proportional to 51,044.08, 76,560.04 and 13,606.96 is: 20,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,044.08 : 76,560.04 = 13,606.96 : x
  2. Step 2: Convert to fraction form
    51,044.08/76,560.04 = 13,606.96/x
  3. Step 3: Cross multiply
    51,044.08x = 76,560.04 × 13,606.96
  4. Step 4: Simplify right side
    51,044.08x = 1,041,749,401.88
  5. Step 5: Solve for x
    x = 1,041,749,401.88/51,044.08
  6. Step 6: Final answer
    x = 20,408.82

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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.