Home / 20,474.06-30,711.69-5,684.06

Finding the Fourth Proportional to 20,474.06, 30,711.69 and 5,684.06

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Solution

The fourth proportional to 20,474.06, 30,711.69 and 5,684.06 is: 8,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,474.06 : 30,711.69 = 5,684.06 : x
  2. Step 2: Convert to fraction form
    20,474.06/30,711.69 = 5,684.06/x
  3. Step 3: Cross multiply
    20,474.06x = 30,711.69 × 5,684.06
  4. Step 4: Simplify right side
    20,474.06x = 174,567,165.44
  5. Step 5: Solve for x
    x = 174,567,165.44/20,474.06
  6. Step 6: Final answer
    x = 8,526.26

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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.