Home / 16,755.39-23,123.14-10,039.75

Finding the Fourth Proportional to 16,755.39, 23,123.14 and 10,039.75

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Solution

The fourth proportional to 16,755.39, 23,123.14 and 10,039.75 is: 13,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.39 : 23,123.14 = 10,039.75 : x
  2. Step 2: Convert to fraction form
    16,755.39/23,123.14 = 10,039.75/x
  3. Step 3: Cross multiply
    16,755.39x = 23,123.14 × 10,039.75
  4. Step 4: Simplify right side
    16,755.39x = 232,150,461.91
  5. Step 5: Solve for x
    x = 232,150,461.91/16,755.39
  6. Step 6: Final answer
    x = 13,855.27

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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.