Home / 34,135.23-51,201.25-11,953.58

Finding the Fourth Proportional to 34,135.23, 51,201.25 and 11,953.58

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Solution

The fourth proportional to 34,135.23, 51,201.25 and 11,953.58 is: 17,929.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,135.23 : 51,201.25 = 11,953.58 : x
  2. Step 2: Convert to fraction form
    34,135.23/51,201.25 = 11,953.58/x
  3. Step 3: Cross multiply
    34,135.23x = 51,201.25 × 11,953.58
  4. Step 4: Simplify right side
    34,135.23x = 612,038,237.98
  5. Step 5: Solve for x
    x = 612,038,237.98/34,135.23
  6. Step 6: Final answer
    x = 17,929.81

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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.