Home / 18,944.76-26,143.16-10,447.24

Finding the Fourth Proportional to 18,944.76, 26,143.16 and 10,447.24

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Solution

The fourth proportional to 18,944.76, 26,143.16 and 10,447.24 is: 14,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944.76 : 26,143.16 = 10,447.24 : x
  2. Step 2: Convert to fraction form
    18,944.76/26,143.16 = 10,447.24/x
  3. Step 3: Cross multiply
    18,944.76x = 26,143.16 × 10,447.24
  4. Step 4: Simplify right side
    18,944.76x = 273,123,822.72
  5. Step 5: Solve for x
    x = 273,123,822.72/18,944.76
  6. Step 6: Final answer
    x = 14,416.86

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Double scale
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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.