Home / 31,500.96-43,471.43-17,353.77

Finding the Fourth Proportional to 31,500.96, 43,471.43 and 17,353.77

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Solution

The fourth proportional to 31,500.96, 43,471.43 and 17,353.77 is: 23,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.96 : 43,471.43 = 17,353.77 : x
  2. Step 2: Convert to fraction form
    31,500.96/43,471.43 = 17,353.77/x
  3. Step 3: Cross multiply
    31,500.96x = 43,471.43 × 17,353.77
  4. Step 4: Simplify right side
    31,500.96x = 754,393,197.79
  5. Step 5: Solve for x
    x = 754,393,197.79/31,500.96
  6. Step 6: Final answer
    x = 23,948.26

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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.