Home / 19,404.36-26,777.70-11,020.32

Finding the Fourth Proportional to 19,404.36, 26,777.70 and 11,020.32

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Solution

The fourth proportional to 19,404.36, 26,777.70 and 11,020.32 is: 15,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.36 : 26,777.70 = 11,020.32 : x
  2. Step 2: Convert to fraction form
    19,404.36/26,777.70 = 11,020.32/x
  3. Step 3: Cross multiply
    19,404.36x = 26,777.70 × 11,020.32
  4. Step 4: Simplify right side
    19,404.36x = 295,098,822.86
  5. Step 5: Solve for x
    x = 295,098,822.86/19,404.36
  6. Step 6: Final answer
    x = 15,207.86

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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.