Home / 16,801.60-23,189.71-10,087.51

Finding the Fourth Proportional to 16,801.60, 23,189.71 and 10,087.51

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Solution

The fourth proportional to 16,801.60, 23,189.71 and 10,087.51 is: 13,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.60 : 23,189.71 = 10,087.51 : x
  2. Step 2: Convert to fraction form
    16,801.60/23,189.71 = 10,087.51/x
  3. Step 3: Cross multiply
    16,801.60x = 23,189.71 × 10,087.51
  4. Step 4: Simplify right side
    16,801.60x = 233,926,348.33
  5. Step 5: Solve for x
    x = 233,926,348.33/16,801.60
  6. Step 6: Final answer
    x = 13,922.86

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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.