Home / 12,182.08-18,267.36-5,606.32

Finding the Fourth Proportional to 12,182.08, 18,267.36 and 5,606.32

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Solution

The fourth proportional to 12,182.08, 18,267.36 and 5,606.32 is: 8,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.08 : 18,267.36 = 5,606.32 : x
  2. Step 2: Convert to fraction form
    12,182.08/18,267.36 = 5,606.32/x
  3. Step 3: Cross multiply
    12,182.08x = 18,267.36 × 5,606.32
  4. Step 4: Simplify right side
    12,182.08x = 102,412,665.72
  5. Step 5: Solve for x
    x = 102,412,665.72/12,182.08
  6. Step 6: Final answer
    x = 8,406.83

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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.