Home / 17,832.40-26,748.60-12,302.80

Finding the Fourth Proportional to 17,832.40, 26,748.60 and 12,302.80

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Solution

The fourth proportional to 17,832.40, 26,748.60 and 12,302.80 is: 18,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,832.40 : 26,748.60 = 12,302.80 : x
  2. Step 2: Convert to fraction form
    17,832.40/26,748.60 = 12,302.80/x
  3. Step 3: Cross multiply
    17,832.40x = 26,748.60 × 12,302.80
  4. Step 4: Simplify right side
    17,832.40x = 329,082,676.08
  5. Step 5: Solve for x
    x = 329,082,676.08/17,832.40
  6. Step 6: Final answer
    x = 18,454.20

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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.