Home / 18,446.22-27,670.42-5,298.30

Finding the Fourth Proportional to 18,446.22, 27,670.42 and 5,298.30

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Solution

The fourth proportional to 18,446.22, 27,670.42 and 5,298.30 is: 7,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.22 : 27,670.42 = 5,298.30 : x
  2. Step 2: Convert to fraction form
    18,446.22/27,670.42 = 5,298.30/x
  3. Step 3: Cross multiply
    18,446.22x = 27,670.42 × 5,298.30
  4. Step 4: Simplify right side
    18,446.22x = 146,606,186.29
  5. Step 5: Solve for x
    x = 146,606,186.29/18,446.22
  6. Step 6: Final answer
    x = 7,947.76

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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.