Home / 30,326.78-41,854.04-16,900.22

Finding the Fourth Proportional to 30,326.78, 41,854.04 and 16,900.22

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Solution

The fourth proportional to 30,326.78, 41,854.04 and 16,900.22 is: 23,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.78 : 41,854.04 = 16,900.22 : x
  2. Step 2: Convert to fraction form
    30,326.78/41,854.04 = 16,900.22/x
  3. Step 3: Cross multiply
    30,326.78x = 41,854.04 × 16,900.22
  4. Step 4: Simplify right side
    30,326.78x = 707,342,190.12
  5. Step 5: Solve for x
    x = 707,342,190.12/30,326.78
  6. Step 6: Final answer
    x = 23,324.02

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1.5x scale

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.