Home / 31,734.02-43,791.08-17,391.04

Finding the Fourth Proportional to 31,734.02, 43,791.08 and 17,391.04

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Solution

The fourth proportional to 31,734.02, 43,791.08 and 17,391.04 is: 23,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,734.02 : 43,791.08 = 17,391.04 : x
  2. Step 2: Convert to fraction form
    31,734.02/43,791.08 = 17,391.04/x
  3. Step 3: Cross multiply
    31,734.02x = 43,791.08 × 17,391.04
  4. Step 4: Simplify right side
    31,734.02x = 761,572,423.92
  5. Step 5: Solve for x
    x = 761,572,423.92/31,734.02
  6. Step 6: Final answer
    x = 23,998.61

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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.