Home / 19,810.09-29,657.68-15,414.22

Finding the Fourth Proportional to 19,810.09, 29,657.68 and 15,414.22

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Solution

The fourth proportional to 19,810.09, 29,657.68 and 15,414.22 is: 23,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.09 : 29,657.68 = 15,414.22 : x
  2. Step 2: Convert to fraction form
    19,810.09/29,657.68 = 15,414.22/x
  3. Step 3: Cross multiply
    19,810.09x = 29,657.68 × 15,414.22
  4. Step 4: Simplify right side
    19,810.09x = 457,150,004.21
  5. Step 5: Solve for x
    x = 457,150,004.21/19,810.09
  6. Step 6: Final answer
    x = 23,076.62

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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.