Home / 11,860.14-16,315.77-10,254.81

Finding the Fourth Proportional to 11,860.14, 16,315.77 and 10,254.81

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Solution

The fourth proportional to 11,860.14, 16,315.77 and 10,254.81 is: 14,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.14 : 16,315.77 = 10,254.81 : x
  2. Step 2: Convert to fraction form
    11,860.14/16,315.77 = 10,254.81/x
  3. Step 3: Cross multiply
    11,860.14x = 16,315.77 × 10,254.81
  4. Step 4: Simplify right side
    11,860.14x = 167,315,121.35
  5. Step 5: Solve for x
    x = 167,315,121.35/11,860.14
  6. Step 6: Final answer
    x = 14,107.35

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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.