Home / 31,553.56-43,543.68-17,406.08

Finding the Fourth Proportional to 31,553.56, 43,543.68 and 17,406.08

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Solution

The fourth proportional to 31,553.56, 43,543.68 and 17,406.08 is: 24,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,553.56 : 43,543.68 = 17,406.08 : x
  2. Step 2: Convert to fraction form
    31,553.56/43,543.68 = 17,406.08/x
  3. Step 3: Cross multiply
    31,553.56x = 43,543.68 × 17,406.08
  4. Step 4: Simplify right side
    31,553.56x = 757,924,777.57
  5. Step 5: Solve for x
    x = 757,924,777.57/31,553.56
  6. Step 6: Final answer
    x = 24,020.26

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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.