Home / 31,997.85-44,156.66-17,657.79

Finding the Fourth Proportional to 31,997.85, 44,156.66 and 17,657.79

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Solution

The fourth proportional to 31,997.85, 44,156.66 and 17,657.79 is: 24,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997.85 : 44,156.66 = 17,657.79 : x
  2. Step 2: Convert to fraction form
    31,997.85/44,156.66 = 17,657.79/x
  3. Step 3: Cross multiply
    31,997.85x = 44,156.66 × 17,657.79
  4. Step 4: Simplify right side
    31,997.85x = 779,708,775.50
  5. Step 5: Solve for x
    x = 779,708,775.50/31,997.85
  6. Step 6: Final answer
    x = 24,367.54

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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.