Home / 22,594.02-31,179.20-13,161.96

Finding the Fourth Proportional to 22,594.02, 31,179.20 and 13,161.96

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Solution

The fourth proportional to 22,594.02, 31,179.20 and 13,161.96 is: 18,163.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,594.02 : 31,179.20 = 13,161.96 : x
  2. Step 2: Convert to fraction form
    22,594.02/31,179.20 = 13,161.96/x
  3. Step 3: Cross multiply
    22,594.02x = 31,179.20 × 13,161.96
  4. Step 4: Simplify right side
    22,594.02x = 410,379,383.23
  5. Step 5: Solve for x
    x = 410,379,383.23/22,594.02
  6. Step 6: Final answer
    x = 18,163.19

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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.