Home / 34,172.61-51,227.60-11,973.84

Finding the Fourth Proportional to 34,172.61, 51,227.60 and 11,973.84

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Solution

The fourth proportional to 34,172.61, 51,227.60 and 11,973.84 is: 17,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,172.61 : 51,227.60 = 11,973.84 : x
  2. Step 2: Convert to fraction form
    34,172.61/51,227.60 = 11,973.84/x
  3. Step 3: Cross multiply
    34,172.61x = 51,227.60 × 11,973.84
  4. Step 4: Simplify right side
    34,172.61x = 613,391,026.11
  5. Step 5: Solve for x
    x = 613,391,026.11/34,172.61
  6. Step 6: Final answer
    x = 17,949.79

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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.