Home / 17,825.04-26,737.56-7,431.12

Finding the Fourth Proportional to 17,825.04, 26,737.56 and 7,431.12

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Solution

The fourth proportional to 17,825.04, 26,737.56 and 7,431.12 is: 11,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.04 : 26,737.56 = 7,431.12 : x
  2. Step 2: Convert to fraction form
    17,825.04/26,737.56 = 7,431.12/x
  3. Step 3: Cross multiply
    17,825.04x = 26,737.56 × 7,431.12
  4. Step 4: Simplify right side
    17,825.04x = 198,690,016.87
  5. Step 5: Solve for x
    x = 198,690,016.87/17,825.04
  6. Step 6: Final answer
    x = 11,146.68

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Double scale
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Similar ratio
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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.