Home / 20,628.42-30,941.95-6,589.25

Finding the Fourth Proportional to 20,628.42, 30,941.95 and 6,589.25

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Solution

The fourth proportional to 20,628.42, 30,941.95 and 6,589.25 is: 9,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.42 : 30,941.95 = 6,589.25 : x
  2. Step 2: Convert to fraction form
    20,628.42/30,941.95 = 6,589.25/x
  3. Step 3: Cross multiply
    20,628.42x = 30,941.95 × 6,589.25
  4. Step 4: Simplify right side
    20,628.42x = 203,884,201.24
  5. Step 5: Solve for x
    x = 203,884,201.24/20,628.42
  6. Step 6: Final answer
    x = 9,883.65

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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.