Home / 18,130.14-27,169.90-9,792.19

Finding the Fourth Proportional to 18,130.14, 27,169.90 and 9,792.19

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Solution

The fourth proportional to 18,130.14, 27,169.90 and 9,792.19 is: 14,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.14 : 27,169.90 = 9,792.19 : x
  2. Step 2: Convert to fraction form
    18,130.14/27,169.90 = 9,792.19/x
  3. Step 3: Cross multiply
    18,130.14x = 27,169.90 × 9,792.19
  4. Step 4: Simplify right side
    18,130.14x = 266,052,823.08
  5. Step 5: Solve for x
    x = 266,052,823.08/18,130.14
  6. Step 6: Final answer
    x = 14,674.61

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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.