Home / 11,832.40-17,748.60-5,590.36

Finding the Fourth Proportional to 11,832.40, 17,748.60 and 5,590.36

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Solution

The fourth proportional to 11,832.40, 17,748.60 and 5,590.36 is: 8,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.40 : 17,748.60 = 5,590.36 : x
  2. Step 2: Convert to fraction form
    11,832.40/17,748.60 = 5,590.36/x
  3. Step 3: Cross multiply
    11,832.40x = 17,748.60 × 5,590.36
  4. Step 4: Simplify right side
    11,832.40x = 99,221,063.50
  5. Step 5: Solve for x
    x = 99,221,063.50/11,832.40
  6. Step 6: Final answer
    x = 8,385.54

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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.