Home / 21,850.35-32,771.61-5,840.16

Finding the Fourth Proportional to 21,850.35, 32,771.61 and 5,840.16

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Solution

The fourth proportional to 21,850.35, 32,771.61 and 5,840.16 is: 8,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850.35 : 32,771.61 = 5,840.16 : x
  2. Step 2: Convert to fraction form
    21,850.35/32,771.61 = 5,840.16/x
  3. Step 3: Cross multiply
    21,850.35x = 32,771.61 × 5,840.16
  4. Step 4: Simplify right side
    21,850.35x = 191,391,445.86
  5. Step 5: Solve for x
    x = 191,391,445.86/21,850.35
  6. Step 6: Final answer
    x = 8,759.19

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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.