Home / 16,794.12-23,174.90-9,720.04

Finding the Fourth Proportional to 16,794.12, 23,174.90 and 9,720.04

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Solution

The fourth proportional to 16,794.12, 23,174.90 and 9,720.04 is: 13,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.12 : 23,174.90 = 9,720.04 : x
  2. Step 2: Convert to fraction form
    16,794.12/23,174.90 = 9,720.04/x
  3. Step 3: Cross multiply
    16,794.12x = 23,174.90 × 9,720.04
  4. Step 4: Simplify right side
    16,794.12x = 225,260,955.00
  5. Step 5: Solve for x
    x = 225,260,955.00/16,794.12
  6. Step 6: Final answer
    x = 13,413.08

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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.