Home / 17,520.60-26,305.50-16,727.10

Finding the Fourth Proportional to 17,520.60, 26,305.50 and 16,727.10

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Solution

The fourth proportional to 17,520.60, 26,305.50 and 16,727.10 is: 25,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.60 : 26,305.50 = 16,727.10 : x
  2. Step 2: Convert to fraction form
    17,520.60/26,305.50 = 16,727.10/x
  3. Step 3: Cross multiply
    17,520.60x = 26,305.50 × 16,727.10
  4. Step 4: Simplify right side
    17,520.60x = 440,014,729.05
  5. Step 5: Solve for x
    x = 440,014,729.05/17,520.60
  6. Step 6: Final answer
    x = 25,114.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.