Home / 20,622.30-30,923.10-10,093.14

Finding the Fourth Proportional to 20,622.30, 30,923.10 and 10,093.14

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Solution

The fourth proportional to 20,622.30, 30,923.10 and 10,093.14 is: 15,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,622.30 : 30,923.10 = 10,093.14 : x
  2. Step 2: Convert to fraction form
    20,622.30/30,923.10 = 10,093.14/x
  3. Step 3: Cross multiply
    20,622.30x = 30,923.10 × 10,093.14
  4. Step 4: Simplify right side
    20,622.30x = 312,111,177.53
  5. Step 5: Solve for x
    x = 312,111,177.53/20,622.30
  6. Step 6: Final answer
    x = 15,134.64

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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.