Home / 19,824.23-27,358.70-13,098.05

Finding the Fourth Proportional to 19,824.23, 27,358.70 and 13,098.05

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Solution

The fourth proportional to 19,824.23, 27,358.70 and 13,098.05 is: 18,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.23 : 27,358.70 = 13,098.05 : x
  2. Step 2: Convert to fraction form
    19,824.23/27,358.70 = 13,098.05/x
  3. Step 3: Cross multiply
    19,824.23x = 27,358.70 × 13,098.05
  4. Step 4: Simplify right side
    19,824.23x = 358,345,620.54
  5. Step 5: Solve for x
    x = 358,345,620.54/19,824.23
  6. Step 6: Final answer
    x = 18,076.14

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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.