Home / 12,548.30-17,311.86-7,241.18

Finding the Fourth Proportional to 12,548.30, 17,311.86 and 7,241.18

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Solution

The fourth proportional to 12,548.30, 17,311.86 and 7,241.18 is: 9,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.30 : 17,311.86 = 7,241.18 : x
  2. Step 2: Convert to fraction form
    12,548.30/17,311.86 = 7,241.18/x
  3. Step 3: Cross multiply
    12,548.30x = 17,311.86 × 7,241.18
  4. Step 4: Simplify right side
    12,548.30x = 125,358,207.84
  5. Step 5: Solve for x
    x = 125,358,207.84/12,548.30
  6. Step 6: Final answer
    x = 9,990.06

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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.