Home / 31,270.57-43,152.55-17,841.58

Finding the Fourth Proportional to 31,270.57, 43,152.55 and 17,841.58

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Solution

The fourth proportional to 31,270.57, 43,152.55 and 17,841.58 is: 24,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,270.57 : 43,152.55 = 17,841.58 : x
  2. Step 2: Convert to fraction form
    31,270.57/43,152.55 = 17,841.58/x
  3. Step 3: Cross multiply
    31,270.57x = 43,152.55 × 17,841.58
  4. Step 4: Simplify right side
    31,270.57x = 769,909,520.54
  5. Step 5: Solve for x
    x = 769,909,520.54/31,270.57
  6. Step 6: Final answer
    x = 24,620.90

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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.