Home / 20,372.22-30,558.97-6,332.32

Finding the Fourth Proportional to 20,372.22, 30,558.97 and 6,332.32

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Solution

The fourth proportional to 20,372.22, 30,558.97 and 6,332.32 is: 9,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372.22 : 30,558.97 = 6,332.32 : x
  2. Step 2: Convert to fraction form
    20,372.22/30,558.97 = 6,332.32/x
  3. Step 3: Cross multiply
    20,372.22x = 30,558.97 × 6,332.32
  4. Step 4: Simplify right side
    20,372.22x = 193,509,223.02
  5. Step 5: Solve for x
    x = 193,509,223.02/20,372.22
  6. Step 6: Final answer
    x = 9,498.68

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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.