Home / 26,801.20-36,986.04-16,188.88

Finding the Fourth Proportional to 26,801.20, 36,986.04 and 16,188.88

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Solution

The fourth proportional to 26,801.20, 36,986.04 and 16,188.88 is: 22,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.20 : 36,986.04 = 16,188.88 : x
  2. Step 2: Convert to fraction form
    26,801.20/36,986.04 = 16,188.88/x
  3. Step 3: Cross multiply
    26,801.20x = 36,986.04 × 16,188.88
  4. Step 4: Simplify right side
    26,801.20x = 598,762,563.24
  5. Step 5: Solve for x
    x = 598,762,563.24/26,801.20
  6. Step 6: Final answer
    x = 22,340.89

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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.