Home / 19,769.04-29,653.56-13,651.92

Finding the Fourth Proportional to 19,769.04, 29,653.56 and 13,651.92

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Solution

The fourth proportional to 19,769.04, 29,653.56 and 13,651.92 is: 20,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.04 : 29,653.56 = 13,651.92 : x
  2. Step 2: Convert to fraction form
    19,769.04/29,653.56 = 13,651.92/x
  3. Step 3: Cross multiply
    19,769.04x = 29,653.56 × 13,651.92
  4. Step 4: Simplify right side
    19,769.04x = 404,828,028.84
  5. Step 5: Solve for x
    x = 404,828,028.84/19,769.04
  6. Step 6: Final answer
    x = 20,477.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.