Home / 20,169.22-30,253.58-9,068.07

Finding the Fourth Proportional to 20,169.22, 30,253.58 and 9,068.07

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Solution

The fourth proportional to 20,169.22, 30,253.58 and 9,068.07 is: 13,601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169.22 : 30,253.58 = 9,068.07 : x
  2. Step 2: Convert to fraction form
    20,169.22/30,253.58 = 9,068.07/x
  3. Step 3: Cross multiply
    20,169.22x = 30,253.58 × 9,068.07
  4. Step 4: Simplify right side
    20,169.22x = 274,341,564.14
  5. Step 5: Solve for x
    x = 274,341,564.14/20,169.22
  6. Step 6: Final answer
    x = 13,601.99

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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.