Home / 27,941.88-38,567.98-16,619.36

Finding the Fourth Proportional to 27,941.88, 38,567.98 and 16,619.36

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Solution

The fourth proportional to 27,941.88, 38,567.98 and 16,619.36 is: 22,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.88 : 38,567.98 = 16,619.36 : x
  2. Step 2: Convert to fraction form
    27,941.88/38,567.98 = 16,619.36/x
  3. Step 3: Cross multiply
    27,941.88x = 38,567.98 × 16,619.36
  4. Step 4: Simplify right side
    27,941.88x = 640,975,144.09
  5. Step 5: Solve for x
    x = 640,975,144.09/27,941.88
  6. Step 6: Final answer
    x = 22,939.59

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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.