Home / 19,800.24-29,701.30-11,028.56

Finding the Fourth Proportional to 19,800.24, 29,701.30 and 11,028.56

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Solution

The fourth proportional to 19,800.24, 29,701.30 and 11,028.56 is: 16,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.24 : 29,701.30 = 11,028.56 : x
  2. Step 2: Convert to fraction form
    19,800.24/29,701.30 = 11,028.56/x
  3. Step 3: Cross multiply
    19,800.24x = 29,701.30 × 11,028.56
  4. Step 4: Simplify right side
    19,800.24x = 327,562,569.13
  5. Step 5: Solve for x
    x = 327,562,569.13/19,800.24
  6. Step 6: Final answer
    x = 16,543.36

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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.