Home / 31,219.90-43,084.64-17,793.27

Finding the Fourth Proportional to 31,219.90, 43,084.64 and 17,793.27

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Solution

The fourth proportional to 31,219.90, 43,084.64 and 17,793.27 is: 24,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,219.90 : 43,084.64 = 17,793.27 : x
  2. Step 2: Convert to fraction form
    31,219.90/43,084.64 = 17,793.27/x
  3. Step 3: Cross multiply
    31,219.90x = 43,084.64 × 17,793.27
  4. Step 4: Simplify right side
    31,219.90x = 766,616,676.86
  5. Step 5: Solve for x
    x = 766,616,676.86/31,219.90
  6. Step 6: Final answer
    x = 24,555.39

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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.