Home / 18,859.30-26,026.27-10,361.95

Finding the Fourth Proportional to 18,859.30, 26,026.27 and 10,361.95

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Solution

The fourth proportional to 18,859.30, 26,026.27 and 10,361.95 is: 14,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859.30 : 26,026.27 = 10,361.95 : x
  2. Step 2: Convert to fraction form
    18,859.30/26,026.27 = 10,361.95/x
  3. Step 3: Cross multiply
    18,859.30x = 26,026.27 × 10,361.95
  4. Step 4: Simplify right side
    18,859.30x = 269,682,919.80
  5. Step 5: Solve for x
    x = 269,682,919.80/18,859.30
  6. Step 6: Final answer
    x = 14,299.73

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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.