Home / 27,951.64-38,573.27-16,021.90

Finding the Fourth Proportional to 27,951.64, 38,573.27 and 16,021.90

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Solution

The fourth proportional to 27,951.64, 38,573.27 and 16,021.90 is: 22,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.64 : 38,573.27 = 16,021.90 : x
  2. Step 2: Convert to fraction form
    27,951.64/38,573.27 = 16,021.90/x
  3. Step 3: Cross multiply
    27,951.64x = 38,573.27 × 16,021.90
  4. Step 4: Simplify right side
    27,951.64x = 618,017,114.07
  5. Step 5: Solve for x
    x = 618,017,114.07/27,951.64
  6. Step 6: Final answer
    x = 22,110.22

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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.