Home / 34,658.58-47,828.78-18,743.00

Finding the Fourth Proportional to 34,658.58, 47,828.78 and 18,743.00

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Solution

The fourth proportional to 34,658.58, 47,828.78 and 18,743.00 is: 25,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,658.58 : 47,828.78 = 18,743.00 : x
  2. Step 2: Convert to fraction form
    34,658.58/47,828.78 = 18,743.00/x
  3. Step 3: Cross multiply
    34,658.58x = 47,828.78 × 18,743.00
  4. Step 4: Simplify right side
    34,658.58x = 896,454,560.97
  5. Step 5: Solve for x
    x = 896,454,560.97/34,658.58
  6. Step 6: Final answer
    x = 25,865.30

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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.