Home / 19,654.80-27,140.04-14,933.04

Finding the Fourth Proportional to 19,654.80, 27,140.04 and 14,933.04

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Solution

The fourth proportional to 19,654.80, 27,140.04 and 14,933.04 is: 20,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.80 : 27,140.04 = 14,933.04 : x
  2. Step 2: Convert to fraction form
    19,654.80/27,140.04 = 14,933.04/x
  3. Step 3: Cross multiply
    19,654.80x = 27,140.04 × 14,933.04
  4. Step 4: Simplify right side
    19,654.80x = 405,283,302.92
  5. Step 5: Solve for x
    x = 405,283,302.92/19,654.80
  6. Step 6: Final answer
    x = 20,620.07

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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.