Home / 31,543.02-43,525.62-17,393.04

Finding the Fourth Proportional to 31,543.02, 43,525.62 and 17,393.04

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Solution

The fourth proportional to 31,543.02, 43,525.62 and 17,393.04 is: 24,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.02 : 43,525.62 = 17,393.04 : x
  2. Step 2: Convert to fraction form
    31,543.02/43,525.62 = 17,393.04/x
  3. Step 3: Cross multiply
    31,543.02x = 43,525.62 × 17,393.04
  4. Step 4: Simplify right side
    31,543.02x = 757,042,849.68
  5. Step 5: Solve for x
    x = 757,042,849.68/31,543.02
  6. Step 6: Final answer
    x = 24,000.33

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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.