Home / 27,932.69-38,544.83-16,445.80

Finding the Fourth Proportional to 27,932.69, 38,544.83 and 16,445.80

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Solution

The fourth proportional to 27,932.69, 38,544.83 and 16,445.80 is: 22,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.69 : 38,544.83 = 16,445.80 : x
  2. Step 2: Convert to fraction form
    27,932.69/38,544.83 = 16,445.80/x
  3. Step 3: Cross multiply
    27,932.69x = 38,544.83 × 16,445.80
  4. Step 4: Simplify right side
    27,932.69x = 633,900,290.26
  5. Step 5: Solve for x
    x = 633,900,290.26/27,932.69
  6. Step 6: Final answer
    x = 22,693.85

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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.