Home / 19,554.12-29,331.42-6,406.62

Finding the Fourth Proportional to 19,554.12, 29,331.42 and 6,406.62

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Solution

The fourth proportional to 19,554.12, 29,331.42 and 6,406.62 is: 9,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.12 : 29,331.42 = 6,406.62 : x
  2. Step 2: Convert to fraction form
    19,554.12/29,331.42 = 6,406.62/x
  3. Step 3: Cross multiply
    19,554.12x = 29,331.42 × 6,406.62
  4. Step 4: Simplify right side
    19,554.12x = 187,915,262.00
  5. Step 5: Solve for x
    x = 187,915,262.00/19,554.12
  6. Step 6: Final answer
    x = 9,610.01

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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.