Home / 41,396.45-57,018.27-31,818.02

Finding the Fourth Proportional to 41,396.45, 57,018.27 and 31,818.02

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Solution

The fourth proportional to 41,396.45, 57,018.27 and 31,818.02 is: 43,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,396.45 : 57,018.27 = 31,818.02 : x
  2. Step 2: Convert to fraction form
    41,396.45/57,018.27 = 31,818.02/x
  3. Step 3: Cross multiply
    41,396.45x = 57,018.27 × 31,818.02
  4. Step 4: Simplify right side
    41,396.45x = 1,814,208,170.13
  5. Step 5: Solve for x
    x = 1,814,208,170.13/41,396.45
  6. Step 6: Final answer
    x = 43,825.22

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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.