Home / 16,998.02-23,460.64-10,861.80

Finding the Fourth Proportional to 16,998.02, 23,460.64 and 10,861.80

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Solution

The fourth proportional to 16,998.02, 23,460.64 and 10,861.80 is: 14,991.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.02 : 23,460.64 = 10,861.80 : x
  2. Step 2: Convert to fraction form
    16,998.02/23,460.64 = 10,861.80/x
  3. Step 3: Cross multiply
    16,998.02x = 23,460.64 × 10,861.80
  4. Step 4: Simplify right side
    16,998.02x = 254,824,664.42
  5. Step 5: Solve for x
    x = 254,824,664.42/16,998.02
  6. Step 6: Final answer
    x = 14,991.43

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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.