Home / 21,735.59-32,609.55-6,945.66

Finding the Fourth Proportional to 21,735.59, 32,609.55 and 6,945.66

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Solution

The fourth proportional to 21,735.59, 32,609.55 and 6,945.66 is: 10,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.59 : 32,609.55 = 6,945.66 : x
  2. Step 2: Convert to fraction form
    21,735.59/32,609.55 = 6,945.66/x
  3. Step 3: Cross multiply
    21,735.59x = 32,609.55 × 6,945.66
  4. Step 4: Simplify right side
    21,735.59x = 226,494,847.05
  5. Step 5: Solve for x
    x = 226,494,847.05/21,735.59
  6. Step 6: Final answer
    x = 10,420.46

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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.