Home / 12,563.28-17,327.61-9,204.84

Finding the Fourth Proportional to 12,563.28, 17,327.61 and 9,204.84

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Solution

The fourth proportional to 12,563.28, 17,327.61 and 9,204.84 is: 12,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.28 : 17,327.61 = 9,204.84 : x
  2. Step 2: Convert to fraction form
    12,563.28/17,327.61 = 9,204.84/x
  3. Step 3: Cross multiply
    12,563.28x = 17,327.61 × 9,204.84
  4. Step 4: Simplify right side
    12,563.28x = 159,497,877.63
  5. Step 5: Solve for x
    x = 159,497,877.63/12,563.28
  6. Step 6: Final answer
    x = 12,695.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.