Home / 31,560.66-43,569.49-19,627.84

Finding the Fourth Proportional to 31,560.66, 43,569.49 and 19,627.84

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Solution

The fourth proportional to 31,560.66, 43,569.49 and 19,627.84 is: 27,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,560.66 : 43,569.49 = 19,627.84 : x
  2. Step 2: Convert to fraction form
    31,560.66/43,569.49 = 19,627.84/x
  3. Step 3: Cross multiply
    31,560.66x = 43,569.49 × 19,627.84
  4. Step 4: Simplify right side
    31,560.66x = 855,174,924.14
  5. Step 5: Solve for x
    x = 855,174,924.14/31,560.66
  6. Step 6: Final answer
    x = 27,096.23

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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.