Home / 20,563.26-30,851.82-9,461.60

Finding the Fourth Proportional to 20,563.26, 30,851.82 and 9,461.60

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Solution

The fourth proportional to 20,563.26, 30,851.82 and 9,461.60 is: 14,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,563.26 : 30,851.82 = 9,461.60 : x
  2. Step 2: Convert to fraction form
    20,563.26/30,851.82 = 9,461.60/x
  3. Step 3: Cross multiply
    20,563.26x = 30,851.82 × 9,461.60
  4. Step 4: Simplify right side
    20,563.26x = 291,907,580.11
  5. Step 5: Solve for x
    x = 291,907,580.11/20,563.26
  6. Step 6: Final answer
    x = 14,195.59

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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.