Home / 16,824.74-23,213.28-10,859.90

Finding the Fourth Proportional to 16,824.74, 23,213.28 and 10,859.90

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Solution

The fourth proportional to 16,824.74, 23,213.28 and 10,859.90 is: 14,983.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.74 : 23,213.28 = 10,859.90 : x
  2. Step 2: Convert to fraction form
    16,824.74/23,213.28 = 10,859.90/x
  3. Step 3: Cross multiply
    16,824.74x = 23,213.28 × 10,859.90
  4. Step 4: Simplify right side
    16,824.74x = 252,093,899.47
  5. Step 5: Solve for x
    x = 252,093,899.47/16,824.74
  6. Step 6: Final answer
    x = 14,983.52

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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.