Home / 20,283.87-30,425.67-5,492.73

Finding the Fourth Proportional to 20,283.87, 30,425.67 and 5,492.73

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Solution

The fourth proportional to 20,283.87, 30,425.67 and 5,492.73 is: 8,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,283.87 : 30,425.67 = 5,492.73 : x
  2. Step 2: Convert to fraction form
    20,283.87/30,425.67 = 5,492.73/x
  3. Step 3: Cross multiply
    20,283.87x = 30,425.67 × 5,492.73
  4. Step 4: Simplify right side
    20,283.87x = 167,119,990.38
  5. Step 5: Solve for x
    x = 167,119,990.38/20,283.87
  6. Step 6: Final answer
    x = 8,239.06

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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.