Home / 16,755.03-23,120.21-10,040.49

Finding the Fourth Proportional to 16,755.03, 23,120.21 and 10,040.49

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Solution

The fourth proportional to 16,755.03, 23,120.21 and 10,040.49 is: 13,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.03 : 23,120.21 = 10,040.49 : x
  2. Step 2: Convert to fraction form
    16,755.03/23,120.21 = 10,040.49/x
  3. Step 3: Cross multiply
    16,755.03x = 23,120.21 × 10,040.49
  4. Step 4: Simplify right side
    16,755.03x = 232,138,262.40
  5. Step 5: Solve for x
    x = 232,138,262.40/16,755.03
  6. Step 6: Final answer
    x = 13,854.84

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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.