Home / 14,633.24-20,193.89-7,918.88

Finding the Fourth Proportional to 14,633.24, 20,193.89 and 7,918.88

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Solution

The fourth proportional to 14,633.24, 20,193.89 and 7,918.88 is: 10,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.24 : 20,193.89 = 7,918.88 : x
  2. Step 2: Convert to fraction form
    14,633.24/20,193.89 = 7,918.88/x
  3. Step 3: Cross multiply
    14,633.24x = 20,193.89 × 7,918.88
  4. Step 4: Simplify right side
    14,633.24x = 159,912,851.08
  5. Step 5: Solve for x
    x = 159,912,851.08/14,633.24
  6. Step 6: Final answer
    x = 10,928.06

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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.