Home / 17,086.64-23,563.08-15,192.56

Finding the Fourth Proportional to 17,086.64, 23,563.08 and 15,192.56

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Solution

The fourth proportional to 17,086.64, 23,563.08 and 15,192.56 is: 20,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086.64 : 23,563.08 = 15,192.56 : x
  2. Step 2: Convert to fraction form
    17,086.64/23,563.08 = 15,192.56/x
  3. Step 3: Cross multiply
    17,086.64x = 23,563.08 × 15,192.56
  4. Step 4: Simplify right side
    17,086.64x = 357,983,506.68
  5. Step 5: Solve for x
    x = 357,983,506.68/17,086.64
  6. Step 6: Final answer
    x = 20,951.08

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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.