Home / 14,879.08-20,533.44-8,164.32

Finding the Fourth Proportional to 14,879.08, 20,533.44 and 8,164.32

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Solution

The fourth proportional to 14,879.08, 20,533.44 and 8,164.32 is: 11,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.08 : 20,533.44 = 8,164.32 : x
  2. Step 2: Convert to fraction form
    14,879.08/20,533.44 = 8,164.32/x
  3. Step 3: Cross multiply
    14,879.08x = 20,533.44 × 8,164.32
  4. Step 4: Simplify right side
    14,879.08x = 167,641,574.86
  5. Step 5: Solve for x
    x = 167,641,574.86/14,879.08
  6. Step 6: Final answer
    x = 11,266.93

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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.