Home / 19,835.25-27,359.82-13,864.74

Finding the Fourth Proportional to 19,835.25, 27,359.82 and 13,864.74

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Solution

The fourth proportional to 19,835.25, 27,359.82 and 13,864.74 is: 19,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.25 : 27,359.82 = 13,864.74 : x
  2. Step 2: Convert to fraction form
    19,835.25/27,359.82 = 13,864.74/x
  3. Step 3: Cross multiply
    19,835.25x = 27,359.82 × 13,864.74
  4. Step 4: Simplify right side
    19,835.25x = 379,336,790.75
  5. Step 5: Solve for x
    x = 379,336,790.75/19,835.25
  6. Step 6: Final answer
    x = 19,124.38

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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.