Home / 19,455.82-29,177.61-6,305.14

Finding the Fourth Proportional to 19,455.82, 29,177.61 and 6,305.14

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Solution

The fourth proportional to 19,455.82, 29,177.61 and 6,305.14 is: 9,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.82 : 29,177.61 = 6,305.14 : x
  2. Step 2: Convert to fraction form
    19,455.82/29,177.61 = 6,305.14/x
  3. Step 3: Cross multiply
    19,455.82x = 29,177.61 × 6,305.14
  4. Step 4: Simplify right side
    19,455.82x = 183,968,915.92
  5. Step 5: Solve for x
    x = 183,968,915.92/19,455.82
  6. Step 6: Final answer
    x = 9,455.73

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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.