Home / 12,504.30-17,261.60-8,476.13

Finding the Fourth Proportional to 12,504.30, 17,261.60 and 8,476.13

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Solution

The fourth proportional to 12,504.30, 17,261.60 and 8,476.13 is: 11,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.30 : 17,261.60 = 8,476.13 : x
  2. Step 2: Convert to fraction form
    12,504.30/17,261.60 = 8,476.13/x
  3. Step 3: Cross multiply
    12,504.30x = 17,261.60 × 8,476.13
  4. Step 4: Simplify right side
    12,504.30x = 146,311,436.92
  5. Step 5: Solve for x
    x = 146,311,436.92/12,504.30
  6. Step 6: Final answer
    x = 11,700.89

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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.