Home / 31,466.62-43,424.76-17,127.40

Finding the Fourth Proportional to 31,466.62, 43,424.76 and 17,127.40

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Solution

The fourth proportional to 31,466.62, 43,424.76 and 17,127.40 is: 23,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.62 : 43,424.76 = 17,127.40 : x
  2. Step 2: Convert to fraction form
    31,466.62/43,424.76 = 17,127.40/x
  3. Step 3: Cross multiply
    31,466.62x = 43,424.76 × 17,127.40
  4. Step 4: Simplify right side
    31,466.62x = 743,753,234.42
  5. Step 5: Solve for x
    x = 743,753,234.42/31,466.62
  6. Step 6: Final answer
    x = 23,636.26

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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.