Home / 14,107.09-19,457.13-8,441.41

Finding the Fourth Proportional to 14,107.09, 19,457.13 and 8,441.41

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Solution

The fourth proportional to 14,107.09, 19,457.13 and 8,441.41 is: 11,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.09 : 19,457.13 = 8,441.41 : x
  2. Step 2: Convert to fraction form
    14,107.09/19,457.13 = 8,441.41/x
  3. Step 3: Cross multiply
    14,107.09x = 19,457.13 × 8,441.41
  4. Step 4: Simplify right side
    14,107.09x = 164,245,611.75
  5. Step 5: Solve for x
    x = 164,245,611.75/14,107.09
  6. Step 6: Final answer
    x = 11,642.77

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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.