Home / 27,951.17-38,559.06-16,612.64

Finding the Fourth Proportional to 27,951.17, 38,559.06 and 16,612.64

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Solution

The fourth proportional to 27,951.17, 38,559.06 and 16,612.64 is: 22,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.17 : 38,559.06 = 16,612.64 : x
  2. Step 2: Convert to fraction form
    27,951.17/38,559.06 = 16,612.64/x
  3. Step 3: Cross multiply
    27,951.17x = 38,559.06 × 16,612.64
  4. Step 4: Simplify right side
    27,951.17x = 640,567,782.52
  5. Step 5: Solve for x
    x = 640,567,782.52/27,951.17
  6. Step 6: Final answer
    x = 22,917.39

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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.