Home / 19,650.96-27,117.80-11,036.90

Finding the Fourth Proportional to 19,650.96, 27,117.80 and 11,036.90

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Solution

The fourth proportional to 19,650.96, 27,117.80 and 11,036.90 is: 15,230.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.96 : 27,117.80 = 11,036.90 : x
  2. Step 2: Convert to fraction form
    19,650.96/27,117.80 = 11,036.90/x
  3. Step 3: Cross multiply
    19,650.96x = 27,117.80 × 11,036.90
  4. Step 4: Simplify right side
    19,650.96x = 299,296,446.82
  5. Step 5: Solve for x
    x = 299,296,446.82/19,650.96
  6. Step 6: Final answer
    x = 15,230.63

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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.