Home / 18,269.93-27,382.42-14,556.89

Finding the Fourth Proportional to 18,269.93, 27,382.42 and 14,556.89

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Solution

The fourth proportional to 18,269.93, 27,382.42 and 14,556.89 is: 21,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.93 : 27,382.42 = 14,556.89 : x
  2. Step 2: Convert to fraction form
    18,269.93/27,382.42 = 14,556.89/x
  3. Step 3: Cross multiply
    18,269.93x = 27,382.42 × 14,556.89
  4. Step 4: Simplify right side
    18,269.93x = 398,602,875.87
  5. Step 5: Solve for x
    x = 398,602,875.87/18,269.93
  6. Step 6: Final answer
    x = 21,817.43

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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.