Home / 18,633.66-27,956.70-7,534.32

Finding the Fourth Proportional to 18,633.66, 27,956.70 and 7,534.32

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Solution

The fourth proportional to 18,633.66, 27,956.70 and 7,534.32 is: 11,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633.66 : 27,956.70 = 7,534.32 : x
  2. Step 2: Convert to fraction form
    18,633.66/27,956.70 = 7,534.32/x
  3. Step 3: Cross multiply
    18,633.66x = 27,956.70 × 7,534.32
  4. Step 4: Simplify right side
    18,633.66x = 210,634,723.94
  5. Step 5: Solve for x
    x = 210,634,723.94/18,633.66
  6. Step 6: Final answer
    x = 11,303.99

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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.