Home / 13,286.14-19,927.89-4,520.93

Finding the Fourth Proportional to 13,286.14, 19,927.89 and 4,520.93

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Solution

The fourth proportional to 13,286.14, 19,927.89 and 4,520.93 is: 6,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286.14 : 19,927.89 = 4,520.93 : x
  2. Step 2: Convert to fraction form
    13,286.14/19,927.89 = 4,520.93/x
  3. Step 3: Cross multiply
    13,286.14x = 19,927.89 × 4,520.93
  4. Step 4: Simplify right side
    13,286.14x = 90,092,496.10
  5. Step 5: Solve for x
    x = 90,092,496.10/13,286.14
  6. Step 6: Final answer
    x = 6,780.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.