Home / 34,734.80-47,935.88-19,628.09

Finding the Fourth Proportional to 34,734.80, 47,935.88 and 19,628.09

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Solution

The fourth proportional to 34,734.80, 47,935.88 and 19,628.09 is: 27,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,734.80 : 47,935.88 = 19,628.09 : x
  2. Step 2: Convert to fraction form
    34,734.80/47,935.88 = 19,628.09/x
  3. Step 3: Cross multiply
    34,734.80x = 47,935.88 × 19,628.09
  4. Step 4: Simplify right side
    34,734.80x = 940,889,935.78
  5. Step 5: Solve for x
    x = 940,889,935.78/34,734.80
  6. Step 6: Final answer
    x = 27,087.82

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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.