Home / 18,944.46-26,143.38-10,446.39

Finding the Fourth Proportional to 18,944.46, 26,143.38 and 10,446.39

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Solution

The fourth proportional to 18,944.46, 26,143.38 and 10,446.39 is: 14,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944.46 : 26,143.38 = 10,446.39 : x
  2. Step 2: Convert to fraction form
    18,944.46/26,143.38 = 10,446.39/x
  3. Step 3: Cross multiply
    18,944.46x = 26,143.38 × 10,446.39
  4. Step 4: Simplify right side
    18,944.46x = 273,103,943.40
  5. Step 5: Solve for x
    x = 273,103,943.40/18,944.46
  6. Step 6: Final answer
    x = 14,416.03

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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.