Home / 14,633.32-20,194.03-7,918.94

Finding the Fourth Proportional to 14,633.32, 20,194.03 and 7,918.94

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Solution

The fourth proportional to 14,633.32, 20,194.03 and 7,918.94 is: 10,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.32 : 20,194.03 = 7,918.94 : x
  2. Step 2: Convert to fraction form
    14,633.32/20,194.03 = 7,918.94/x
  3. Step 3: Cross multiply
    14,633.32x = 20,194.03 × 7,918.94
  4. Step 4: Simplify right side
    14,633.32x = 159,915,418.62
  5. Step 5: Solve for x
    x = 159,915,418.62/14,633.32
  6. Step 6: Final answer
    x = 10,928.17

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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.