Home / 16,824.24-23,212.56-10,859.40

Finding the Fourth Proportional to 16,824.24, 23,212.56 and 10,859.40

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Solution

The fourth proportional to 16,824.24, 23,212.56 and 10,859.40 is: 14,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.24 : 23,212.56 = 10,859.40 : x
  2. Step 2: Convert to fraction form
    16,824.24/23,212.56 = 10,859.40/x
  3. Step 3: Cross multiply
    16,824.24x = 23,212.56 × 10,859.40
  4. Step 4: Simplify right side
    16,824.24x = 252,074,474.06
  5. Step 5: Solve for x
    x = 252,074,474.06/16,824.24
  6. Step 6: Final answer
    x = 14,982.81

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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.