Home / 14,226.58-19,633.22-7,940.17

Finding the Fourth Proportional to 14,226.58, 19,633.22 and 7,940.17

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Solution

The fourth proportional to 14,226.58, 19,633.22 and 7,940.17 is: 10,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.58 : 19,633.22 = 7,940.17 : x
  2. Step 2: Convert to fraction form
    14,226.58/19,633.22 = 7,940.17/x
  3. Step 3: Cross multiply
    14,226.58x = 19,633.22 × 7,940.17
  4. Step 4: Simplify right side
    14,226.58x = 155,891,104.45
  5. Step 5: Solve for x
    x = 155,891,104.45/14,226.58
  6. Step 6: Final answer
    x = 10,957.74

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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.