Home / 16,997.84-23,460.36-10,861.61

Finding the Fourth Proportional to 16,997.84, 23,460.36 and 10,861.61

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Solution

The fourth proportional to 16,997.84, 23,460.36 and 10,861.61 is: 14,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.84 : 23,460.36 = 10,861.61 : x
  2. Step 2: Convert to fraction form
    16,997.84/23,460.36 = 10,861.61/x
  3. Step 3: Cross multiply
    16,997.84x = 23,460.36 × 10,861.61
  4. Step 4: Simplify right side
    16,997.84x = 254,817,163.48
  5. Step 5: Solve for x
    x = 254,817,163.48/16,997.84
  6. Step 6: Final answer
    x = 14,991.15

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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.