Home / 19,642.47-29,469.21-6,504.09

Finding the Fourth Proportional to 19,642.47, 29,469.21 and 6,504.09

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Solution

The fourth proportional to 19,642.47, 29,469.21 and 6,504.09 is: 9,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642.47 : 29,469.21 = 6,504.09 : x
  2. Step 2: Convert to fraction form
    19,642.47/29,469.21 = 6,504.09/x
  3. Step 3: Cross multiply
    19,642.47x = 29,469.21 × 6,504.09
  4. Step 4: Simplify right side
    19,642.47x = 191,670,394.07
  5. Step 5: Solve for x
    x = 191,670,394.07/19,642.47
  6. Step 6: Final answer
    x = 9,757.96

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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.