Home / 19,675.58-27,119.86-13,925.61

Finding the Fourth Proportional to 19,675.58, 27,119.86 and 13,925.61

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Solution

The fourth proportional to 19,675.58, 27,119.86 and 13,925.61 is: 19,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.58 : 27,119.86 = 13,925.61 : x
  2. Step 2: Convert to fraction form
    19,675.58/27,119.86 = 13,925.61/x
  3. Step 3: Cross multiply
    19,675.58x = 27,119.86 × 13,925.61
  4. Step 4: Simplify right side
    19,675.58x = 377,660,558.80
  5. Step 5: Solve for x
    x = 377,660,558.80/19,675.58
  6. Step 6: Final answer
    x = 19,194.38

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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.