Home / 34,261.92-51,390.64-10,889.76

Finding the Fourth Proportional to 34,261.92, 51,390.64 and 10,889.76

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Solution

The fourth proportional to 34,261.92, 51,390.64 and 10,889.76 is: 16,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.92 : 51,390.64 = 10,889.76 : x
  2. Step 2: Convert to fraction form
    34,261.92/51,390.64 = 10,889.76/x
  3. Step 3: Cross multiply
    34,261.92x = 51,390.64 × 10,889.76
  4. Step 4: Simplify right side
    34,261.92x = 559,631,735.85
  5. Step 5: Solve for x
    x = 559,631,735.85/34,261.92
  6. Step 6: Final answer
    x = 16,333.93

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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.