Home / 21,433.32-32,149.80-5,850.96

Finding the Fourth Proportional to 21,433.32, 32,149.80 and 5,850.96

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Solution

The fourth proportional to 21,433.32, 32,149.80 and 5,850.96 is: 8,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433.32 : 32,149.80 = 5,850.96 : x
  2. Step 2: Convert to fraction form
    21,433.32/32,149.80 = 5,850.96/x
  3. Step 3: Cross multiply
    21,433.32x = 32,149.80 × 5,850.96
  4. Step 4: Simplify right side
    21,433.32x = 188,107,193.81
  5. Step 5: Solve for x
    x = 188,107,193.81/21,433.32
  6. Step 6: Final answer
    x = 8,776.39

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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.