Home / 18,863.12-26,029.82-10,363.58

Finding the Fourth Proportional to 18,863.12, 26,029.82 and 10,363.58

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Solution

The fourth proportional to 18,863.12, 26,029.82 and 10,363.58 is: 14,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.12 : 26,029.82 = 10,363.58 : x
  2. Step 2: Convert to fraction form
    18,863.12/26,029.82 = 10,363.58/x
  3. Step 3: Cross multiply
    18,863.12x = 26,029.82 × 10,363.58
  4. Step 4: Simplify right side
    18,863.12x = 269,762,121.96
  5. Step 5: Solve for x
    x = 269,762,121.96/18,863.12
  6. Step 6: Final answer
    x = 14,301.03

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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.