Home / 34,210.22-51,273.40-19,431.58

Finding the Fourth Proportional to 34,210.22, 51,273.40 and 19,431.58

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Solution

The fourth proportional to 34,210.22, 51,273.40 and 19,431.58 is: 29,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,210.22 : 51,273.40 = 19,431.58 : x
  2. Step 2: Convert to fraction form
    34,210.22/51,273.40 = 19,431.58/x
  3. Step 3: Cross multiply
    34,210.22x = 51,273.40 × 19,431.58
  4. Step 4: Simplify right side
    34,210.22x = 996,323,173.97
  5. Step 5: Solve for x
    x = 996,323,173.97/34,210.22
  6. Step 6: Final answer
    x = 29,123.55

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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.