Home / 19,769.88-27,282.19-10,817.27

Finding the Fourth Proportional to 19,769.88, 27,282.19 and 10,817.27

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Solution

The fourth proportional to 19,769.88, 27,282.19 and 10,817.27 is: 14,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.88 : 27,282.19 = 10,817.27 : x
  2. Step 2: Convert to fraction form
    19,769.88/27,282.19 = 10,817.27/x
  3. Step 3: Cross multiply
    19,769.88x = 27,282.19 × 10,817.27
  4. Step 4: Simplify right side
    19,769.88x = 295,118,815.42
  5. Step 5: Solve for x
    x = 295,118,815.42/19,769.88
  6. Step 6: Final answer
    x = 14,927.70

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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.