Home / 19,566.12-27,003.06-11,181

Finding the Fourth Proportional to 19,566.12, 27,003.06 and 11,181

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Solution

The fourth proportional to 19,566.12, 27,003.06 and 11,181 is: 15,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.12 : 27,003.06 = 11,181 : x
  2. Step 2: Convert to fraction form
    19,566.12/27,003.06 = 11,181/x
  3. Step 3: Cross multiply
    19,566.12x = 27,003.06 × 11,181
  4. Step 4: Simplify right side
    19,566.12x = 301,921,213.86
  5. Step 5: Solve for x
    x = 301,921,213.86/19,566.12
  6. Step 6: Final answer
    x = 15,430.82

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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.