Home / 34,299.72-51,449.76-12,113.46

Finding the Fourth Proportional to 34,299.72, 51,449.76 and 12,113.46

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Solution

The fourth proportional to 34,299.72, 51,449.76 and 12,113.46 is: 18,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,299.72 : 51,449.76 = 12,113.46 : x
  2. Step 2: Convert to fraction form
    34,299.72/51,449.76 = 12,113.46/x
  3. Step 3: Cross multiply
    34,299.72x = 51,449.76 × 12,113.46
  4. Step 4: Simplify right side
    34,299.72x = 623,234,609.77
  5. Step 5: Solve for x
    x = 623,234,609.77/34,299.72
  6. Step 6: Final answer
    x = 18,170.25

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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.