Home / 16,827.52-23,221.66-9,274.55

Finding the Fourth Proportional to 16,827.52, 23,221.66 and 9,274.55

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Solution

The fourth proportional to 16,827.52, 23,221.66 and 9,274.55 is: 12,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.52 : 23,221.66 = 9,274.55 : x
  2. Step 2: Convert to fraction form
    16,827.52/23,221.66 = 9,274.55/x
  3. Step 3: Cross multiply
    16,827.52x = 23,221.66 × 9,274.55
  4. Step 4: Simplify right side
    16,827.52x = 215,370,446.75
  5. Step 5: Solve for x
    x = 215,370,446.75/16,827.52
  6. Step 6: Final answer
    x = 12,798.70

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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.