Home / 31,795.32-43,881.28-17,649.06

Finding the Fourth Proportional to 31,795.32, 43,881.28 and 17,649.06

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Solution

The fourth proportional to 31,795.32, 43,881.28 and 17,649.06 is: 24,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.32 : 43,881.28 = 17,649.06 : x
  2. Step 2: Convert to fraction form
    31,795.32/43,881.28 = 17,649.06/x
  3. Step 3: Cross multiply
    31,795.32x = 43,881.28 × 17,649.06
  4. Step 4: Simplify right side
    31,795.32x = 774,463,343.60
  5. Step 5: Solve for x
    x = 774,463,343.60/31,795.32
  6. Step 6: Final answer
    x = 24,357.78

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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.