Home / 17,858.74-26,789.91-4,712.02

Finding the Fourth Proportional to 17,858.74, 26,789.91 and 4,712.02

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Solution

The fourth proportional to 17,858.74, 26,789.91 and 4,712.02 is: 7,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.74 : 26,789.91 = 4,712.02 : x
  2. Step 2: Convert to fraction form
    17,858.74/26,789.91 = 4,712.02/x
  3. Step 3: Cross multiply
    17,858.74x = 26,789.91 × 4,712.02
  4. Step 4: Simplify right side
    17,858.74x = 126,234,591.72
  5. Step 5: Solve for x
    x = 126,234,591.72/17,858.74
  6. Step 6: Final answer
    x = 7,068.50

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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.