Home / 13,473.06-18,592.82-7,811.09

Finding the Fourth Proportional to 13,473.06, 18,592.82 and 7,811.09

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Solution

The fourth proportional to 13,473.06, 18,592.82 and 7,811.09 is: 10,779.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.06 : 18,592.82 = 7,811.09 : x
  2. Step 2: Convert to fraction form
    13,473.06/18,592.82 = 7,811.09/x
  3. Step 3: Cross multiply
    13,473.06x = 18,592.82 × 7,811.09
  4. Step 4: Simplify right side
    13,473.06x = 145,230,058.35
  5. Step 5: Solve for x
    x = 145,230,058.35/13,473.06
  6. Step 6: Final answer
    x = 10,779.29

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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.