Home / 34,020.88-51,019.96-14,295.76

Finding the Fourth Proportional to 34,020.88, 51,019.96 and 14,295.76

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Solution

The fourth proportional to 34,020.88, 51,019.96 and 14,295.76 is: 21,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,020.88 : 51,019.96 = 14,295.76 : x
  2. Step 2: Convert to fraction form
    34,020.88/51,019.96 = 14,295.76/x
  3. Step 3: Cross multiply
    34,020.88x = 51,019.96 × 14,295.76
  4. Step 4: Simplify right side
    34,020.88x = 729,369,103.37
  5. Step 5: Solve for x
    x = 729,369,103.37/34,020.88
  6. Step 6: Final answer
    x = 21,438.87

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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.