Home / 34,285.37-51,427.43-10,911.20

Finding the Fourth Proportional to 34,285.37, 51,427.43 and 10,911.20

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Solution

The fourth proportional to 34,285.37, 51,427.43 and 10,911.20 is: 16,366.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.37 : 51,427.43 = 10,911.20 : x
  2. Step 2: Convert to fraction form
    34,285.37/51,427.43 = 10,911.20/x
  3. Step 3: Cross multiply
    34,285.37x = 51,427.43 × 10,911.20
  4. Step 4: Simplify right side
    34,285.37x = 561,134,662.52
  5. Step 5: Solve for x
    x = 561,134,662.52/34,285.37
  6. Step 6: Final answer
    x = 16,366.59

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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.