Home / 19,562.96-27,007.35-15,304.97

Finding the Fourth Proportional to 19,562.96, 27,007.35 and 15,304.97

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Solution

The fourth proportional to 19,562.96, 27,007.35 and 15,304.97 is: 21,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.96 : 27,007.35 = 15,304.97 : x
  2. Step 2: Convert to fraction form
    19,562.96/27,007.35 = 15,304.97/x
  3. Step 3: Cross multiply
    19,562.96x = 27,007.35 × 15,304.97
  4. Step 4: Simplify right side
    19,562.96x = 413,346,605.00
  5. Step 5: Solve for x
    x = 413,346,605.00/19,562.96
  6. Step 6: Final answer
    x = 21,129.04

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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.