Home / 19,617.60-29,422.25-6,466.85

Finding the Fourth Proportional to 19,617.60, 29,422.25 and 6,466.85

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Solution

The fourth proportional to 19,617.60, 29,422.25 and 6,466.85 is: 9,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.60 : 29,422.25 = 6,466.85 : x
  2. Step 2: Convert to fraction form
    19,617.60/29,422.25 = 6,466.85/x
  3. Step 3: Cross multiply
    19,617.60x = 29,422.25 × 6,466.85
  4. Step 4: Simplify right side
    19,617.60x = 190,269,097.97
  5. Step 5: Solve for x
    x = 190,269,097.97/19,617.60
  6. Step 6: Final answer
    x = 9,698.90

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1.5x scale

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.