Home / 34,087.78-47,044.79-19,952.47

Finding the Fourth Proportional to 34,087.78, 47,044.79 and 19,952.47

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Solution

The fourth proportional to 34,087.78, 47,044.79 and 19,952.47 is: 27,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.78 : 47,044.79 = 19,952.47 : x
  2. Step 2: Convert to fraction form
    34,087.78/47,044.79 = 19,952.47/x
  3. Step 3: Cross multiply
    34,087.78x = 47,044.79 × 19,952.47
  4. Step 4: Simplify right side
    34,087.78x = 938,659,795.00
  5. Step 5: Solve for x
    x = 938,659,795.00/34,087.78
  6. Step 6: Final answer
    x = 27,536.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.