Home / 19,675.14-27,149.58-11,059.92

Finding the Fourth Proportional to 19,675.14, 27,149.58 and 11,059.92

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Solution

The fourth proportional to 19,675.14, 27,149.58 and 11,059.92 is: 15,261.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.14 : 27,149.58 = 11,059.92 : x
  2. Step 2: Convert to fraction form
    19,675.14/27,149.58 = 11,059.92/x
  3. Step 3: Cross multiply
    19,675.14x = 27,149.58 × 11,059.92
  4. Step 4: Simplify right side
    19,675.14x = 300,272,182.83
  5. Step 5: Solve for x
    x = 300,272,182.83/19,675.14
  6. Step 6: Final answer
    x = 15,261.50

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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.