Home / 17,991.37-24,827.73-10,438.39

Finding the Fourth Proportional to 17,991.37, 24,827.73 and 10,438.39

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Solution

The fourth proportional to 17,991.37, 24,827.73 and 10,438.39 is: 14,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991.37 : 24,827.73 = 10,438.39 : x
  2. Step 2: Convert to fraction form
    17,991.37/24,827.73 = 10,438.39/x
  3. Step 3: Cross multiply
    17,991.37x = 24,827.73 × 10,438.39
  4. Step 4: Simplify right side
    17,991.37x = 259,161,439.51
  5. Step 5: Solve for x
    x = 259,161,439.51/17,991.37
  6. Step 6: Final answer
    x = 14,404.77

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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.