Home / 34,289.80-51,438.48-10,910.76

Finding the Fourth Proportional to 34,289.80, 51,438.48 and 10,910.76

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Solution

The fourth proportional to 34,289.80, 51,438.48 and 10,910.76 is: 16,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.80 : 51,438.48 = 10,910.76 : x
  2. Step 2: Convert to fraction form
    34,289.80/51,438.48 = 10,910.76/x
  3. Step 3: Cross multiply
    34,289.80x = 51,438.48 × 10,910.76
  4. Step 4: Simplify right side
    34,289.80x = 561,232,910.04
  5. Step 5: Solve for x
    x = 561,232,910.04/34,289.80
  6. Step 6: Final answer
    x = 16,367.34

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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.