Home / 20,573.21-30,859.58-6,532.86

Finding the Fourth Proportional to 20,573.21, 30,859.58 and 6,532.86

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Solution

The fourth proportional to 20,573.21, 30,859.58 and 6,532.86 is: 9,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.21 : 30,859.58 = 6,532.86 : x
  2. Step 2: Convert to fraction form
    20,573.21/30,859.58 = 6,532.86/x
  3. Step 3: Cross multiply
    20,573.21x = 30,859.58 × 6,532.86
  4. Step 4: Simplify right side
    20,573.21x = 201,601,161.50
  5. Step 5: Solve for x
    x = 201,601,161.50/20,573.21
  6. Step 6: Final answer
    x = 9,799.21

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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.