Home / 17,830.40-26,745.60-4,684.10

Finding the Fourth Proportional to 17,830.40, 26,745.60 and 4,684.10

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Solution

The fourth proportional to 17,830.40, 26,745.60 and 4,684.10 is: 7,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.40 : 26,745.60 = 4,684.10 : x
  2. Step 2: Convert to fraction form
    17,830.40/26,745.60 = 4,684.10/x
  3. Step 3: Cross multiply
    17,830.40x = 26,745.60 × 4,684.10
  4. Step 4: Simplify right side
    17,830.40x = 125,279,064.96
  5. Step 5: Solve for x
    x = 125,279,064.96/17,830.40
  6. Step 6: Final answer
    x = 7,026.15

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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.