Home / 16,801.80-23,187.20-10,087.96

Finding the Fourth Proportional to 16,801.80, 23,187.20 and 10,087.96

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Solution

The fourth proportional to 16,801.80, 23,187.20 and 10,087.96 is: 13,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.80 : 23,187.20 = 10,087.96 : x
  2. Step 2: Convert to fraction form
    16,801.80/23,187.20 = 10,087.96/x
  3. Step 3: Cross multiply
    16,801.80x = 23,187.20 × 10,087.96
  4. Step 4: Simplify right side
    16,801.80x = 233,911,546.11
  5. Step 5: Solve for x
    x = 233,911,546.11/16,801.80
  6. Step 6: Final answer
    x = 13,921.81

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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.