Home / 18,220.24-27,327.28-5,073.96

Finding the Fourth Proportional to 18,220.24, 27,327.28 and 5,073.96

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Solution

The fourth proportional to 18,220.24, 27,327.28 and 5,073.96 is: 7,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220.24 : 27,327.28 = 5,073.96 : x
  2. Step 2: Convert to fraction form
    18,220.24/27,327.28 = 5,073.96/x
  3. Step 3: Cross multiply
    18,220.24x = 27,327.28 × 5,073.96
  4. Step 4: Simplify right side
    18,220.24x = 138,657,525.63
  5. Step 5: Solve for x
    x = 138,657,525.63/18,220.24
  6. Step 6: Final answer
    x = 7,610.08

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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.