Home / 31,192.46-43,045.43-17,045.30

Finding the Fourth Proportional to 31,192.46, 43,045.43 and 17,045.30

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Solution

The fourth proportional to 31,192.46, 43,045.43 and 17,045.30 is: 23,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.46 : 43,045.43 = 17,045.30 : x
  2. Step 2: Convert to fraction form
    31,192.46/43,045.43 = 17,045.30/x
  3. Step 3: Cross multiply
    31,192.46x = 43,045.43 × 17,045.30
  4. Step 4: Simplify right side
    31,192.46x = 733,722,290.37
  5. Step 5: Solve for x
    x = 733,722,290.37/31,192.46
  6. Step 6: Final answer
    x = 23,522.43

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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.