Home / 16,954.38-23,416.70-15,970.23

Finding the Fourth Proportional to 16,954.38, 23,416.70 and 15,970.23

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Solution

The fourth proportional to 16,954.38, 23,416.70 and 15,970.23 is: 22,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.38 : 23,416.70 = 15,970.23 : x
  2. Step 2: Convert to fraction form
    16,954.38/23,416.70 = 15,970.23/x
  3. Step 3: Cross multiply
    16,954.38x = 23,416.70 × 15,970.23
  4. Step 4: Simplify right side
    16,954.38x = 373,970,004.99
  5. Step 5: Solve for x
    x = 373,970,004.99/16,954.38
  6. Step 6: Final answer
    x = 22,057.43

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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.