Home / 31,537.44-43,518.48-17,389.92

Finding the Fourth Proportional to 31,537.44, 43,518.48 and 17,389.92

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Solution

The fourth proportional to 31,537.44, 43,518.48 and 17,389.92 is: 23,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.44 : 43,518.48 = 17,389.92 : x
  2. Step 2: Convert to fraction form
    31,537.44/43,518.48 = 17,389.92/x
  3. Step 3: Cross multiply
    31,537.44x = 43,518.48 × 17,389.92
  4. Step 4: Simplify right side
    31,537.44x = 756,782,885.72
  5. Step 5: Solve for x
    x = 756,782,885.72/31,537.44
  6. Step 6: Final answer
    x = 23,996.33

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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.