Home / 19,131.37-26,400.92-10,633.39

Finding the Fourth Proportional to 19,131.37, 26,400.92 and 10,633.39

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Solution

The fourth proportional to 19,131.37, 26,400.92 and 10,633.39 is: 14,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131.37 : 26,400.92 = 10,633.39 : x
  2. Step 2: Convert to fraction form
    19,131.37/26,400.92 = 10,633.39/x
  3. Step 3: Cross multiply
    19,131.37x = 26,400.92 × 10,633.39
  4. Step 4: Simplify right side
    19,131.37x = 280,731,278.72
  5. Step 5: Solve for x
    x = 280,731,278.72/19,131.37
  6. Step 6: Final answer
    x = 14,673.87

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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.