Home / 31,262.04-43,145.72-17,830.22

Finding the Fourth Proportional to 31,262.04, 43,145.72 and 17,830.22

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Solution

The fourth proportional to 31,262.04, 43,145.72 and 17,830.22 is: 24,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.04 : 43,145.72 = 17,830.22 : x
  2. Step 2: Convert to fraction form
    31,262.04/43,145.72 = 17,830.22/x
  3. Step 3: Cross multiply
    31,262.04x = 43,145.72 × 17,830.22
  4. Step 4: Simplify right side
    31,262.04x = 769,297,463.93
  5. Step 5: Solve for x
    x = 769,297,463.93/31,262.04
  6. Step 6: Final answer
    x = 24,608.04

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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.