Home / 17,555.20-24,204.80-16,537.60

Finding the Fourth Proportional to 17,555.20, 24,204.80 and 16,537.60

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Solution

The fourth proportional to 17,555.20, 24,204.80 and 16,537.60 is: 22,801.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,555.20 : 24,204.80 = 16,537.60 : x
  2. Step 2: Convert to fraction form
    17,555.20/24,204.80 = 16,537.60/x
  3. Step 3: Cross multiply
    17,555.20x = 24,204.80 × 16,537.60
  4. Step 4: Simplify right side
    17,555.20x = 400,289,300.48
  5. Step 5: Solve for x
    x = 400,289,300.48/17,555.20
  6. Step 6: Final answer
    x = 22,801.75

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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.