Home / 34,401.21-51,606.94-12,212.72

Finding the Fourth Proportional to 34,401.21, 51,606.94 and 12,212.72

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Solution

The fourth proportional to 34,401.21, 51,606.94 and 12,212.72 is: 18,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,401.21 : 51,606.94 = 12,212.72 : x
  2. Step 2: Convert to fraction form
    34,401.21/51,606.94 = 12,212.72/x
  3. Step 3: Cross multiply
    34,401.21x = 51,606.94 × 12,212.72
  4. Step 4: Simplify right side
    34,401.21x = 630,261,206.76
  5. Step 5: Solve for x
    x = 630,261,206.76/34,401.21
  6. Step 6: Final answer
    x = 18,320.90

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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.