Home / 20,607.32-30,910.44-5,817.26

Finding the Fourth Proportional to 20,607.32, 30,910.44 and 5,817.26

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Solution

The fourth proportional to 20,607.32, 30,910.44 and 5,817.26 is: 8,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,607.32 : 30,910.44 = 5,817.26 : x
  2. Step 2: Convert to fraction form
    20,607.32/30,910.44 = 5,817.26/x
  3. Step 3: Cross multiply
    20,607.32x = 30,910.44 × 5,817.26
  4. Step 4: Simplify right side
    20,607.32x = 179,814,066.19
  5. Step 5: Solve for x
    x = 179,814,066.19/20,607.32
  6. Step 6: Final answer
    x = 8,725.74

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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.