Home / 19,800.10-27,324.38-11,303.38

Finding the Fourth Proportional to 19,800.10, 27,324.38 and 11,303.38

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Solution

The fourth proportional to 19,800.10, 27,324.38 and 11,303.38 is: 15,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.10 : 27,324.38 = 11,303.38 : x
  2. Step 2: Convert to fraction form
    19,800.10/27,324.38 = 11,303.38/x
  3. Step 3: Cross multiply
    19,800.10x = 27,324.38 × 11,303.38
  4. Step 4: Simplify right side
    19,800.10x = 308,857,849.24
  5. Step 5: Solve for x
    x = 308,857,849.24/19,800.10
  6. Step 6: Final answer
    x = 15,598.80

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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.