Home / 16,969.20-25,461.44-9,168.88

Finding the Fourth Proportional to 16,969.20, 25,461.44 and 9,168.88

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Solution

The fourth proportional to 16,969.20, 25,461.44 and 9,168.88 is: 13,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.20 : 25,461.44 = 9,168.88 : x
  2. Step 2: Convert to fraction form
    16,969.20/25,461.44 = 9,168.88/x
  3. Step 3: Cross multiply
    16,969.20x = 25,461.44 × 9,168.88
  4. Step 4: Simplify right side
    16,969.20x = 233,452,887.99
  5. Step 5: Solve for x
    x = 233,452,887.99/16,969.20
  6. Step 6: Final answer
    x = 13,757.45

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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.