Home / 34,401.46-51,607.31-12,212.97

Finding the Fourth Proportional to 34,401.46, 51,607.31 and 12,212.97

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Solution

The fourth proportional to 34,401.46, 51,607.31 and 12,212.97 is: 18,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,401.46 : 51,607.31 = 12,212.97 : x
  2. Step 2: Convert to fraction form
    34,401.46/51,607.31 = 12,212.97/x
  3. Step 3: Cross multiply
    34,401.46x = 51,607.31 × 12,212.97
  4. Step 4: Simplify right side
    34,401.46x = 630,278,688.36
  5. Step 5: Solve for x
    x = 630,278,688.36/34,401.46
  6. Step 6: Final answer
    x = 18,321.28

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1.5x scale

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.