Home / 19,404.28-26,777.10-11,021.24

Finding the Fourth Proportional to 19,404.28, 26,777.10 and 11,021.24

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Solution

The fourth proportional to 19,404.28, 26,777.10 and 11,021.24 is: 15,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.28 : 26,777.10 = 11,021.24 : x
  2. Step 2: Convert to fraction form
    19,404.28/26,777.10 = 11,021.24/x
  3. Step 3: Cross multiply
    19,404.28x = 26,777.10 × 11,021.24
  4. Step 4: Simplify right side
    19,404.28x = 295,116,845.60
  5. Step 5: Solve for x
    x = 295,116,845.60/19,404.28
  6. Step 6: Final answer
    x = 15,208.85

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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.