Home / 16,845.39-23,241.49-10,133.12

Finding the Fourth Proportional to 16,845.39, 23,241.49 and 10,133.12

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Solution

The fourth proportional to 16,845.39, 23,241.49 and 10,133.12 is: 13,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.39 : 23,241.49 = 10,133.12 : x
  2. Step 2: Convert to fraction form
    16,845.39/23,241.49 = 10,133.12/x
  3. Step 3: Cross multiply
    16,845.39x = 23,241.49 × 10,133.12
  4. Step 4: Simplify right side
    16,845.39x = 235,508,839.92
  5. Step 5: Solve for x
    x = 235,508,839.92/16,845.39
  6. Step 6: Final answer
    x = 13,980.61

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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.