Home / 12,836.43-17,703.50-10,179.63

Finding the Fourth Proportional to 12,836.43, 17,703.50 and 10,179.63

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Solution

The fourth proportional to 12,836.43, 17,703.50 and 10,179.63 is: 14,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.43 : 17,703.50 = 10,179.63 : x
  2. Step 2: Convert to fraction form
    12,836.43/17,703.50 = 10,179.63/x
  3. Step 3: Cross multiply
    12,836.43x = 17,703.50 × 10,179.63
  4. Step 4: Simplify right side
    12,836.43x = 180,215,028.81
  5. Step 5: Solve for x
    x = 180,215,028.81/12,836.43
  6. Step 6: Final answer
    x = 14,039.34

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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.