Home / 14,533.92-20,055.68-8,247.36

Finding the Fourth Proportional to 14,533.92, 20,055.68 and 8,247.36

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Solution

The fourth proportional to 14,533.92, 20,055.68 and 8,247.36 is: 11,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,533.92 : 20,055.68 = 8,247.36 : x
  2. Step 2: Convert to fraction form
    14,533.92/20,055.68 = 8,247.36/x
  3. Step 3: Cross multiply
    14,533.92x = 20,055.68 × 8,247.36
  4. Step 4: Simplify right side
    14,533.92x = 165,406,413.00
  5. Step 5: Solve for x
    x = 165,406,413.00/14,533.92
  6. Step 6: Final answer
    x = 11,380.72

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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.