Home / 18,424.32-27,646.26-8,036.88

Finding the Fourth Proportional to 18,424.32, 27,646.26 and 8,036.88

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Solution

The fourth proportional to 18,424.32, 27,646.26 and 8,036.88 is: 12,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.32 : 27,646.26 = 8,036.88 : x
  2. Step 2: Convert to fraction form
    18,424.32/27,646.26 = 8,036.88/x
  3. Step 3: Cross multiply
    18,424.32x = 27,646.26 × 8,036.88
  4. Step 4: Simplify right side
    18,424.32x = 222,189,674.07
  5. Step 5: Solve for x
    x = 222,189,674.07/18,424.32
  6. Step 6: Final answer
    x = 12,059.59

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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.