Home / 57,881.31-86,825.33-22,342.81

Finding the Fourth Proportional to 57,881.31, 86,825.33 and 22,342.81

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Solution

The fourth proportional to 57,881.31, 86,825.33 and 22,342.81 is: 33,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,881.31 : 86,825.33 = 22,342.81 : x
  2. Step 2: Convert to fraction form
    57,881.31/86,825.33 = 22,342.81/x
  3. Step 3: Cross multiply
    57,881.31x = 86,825.33 × 22,342.81
  4. Step 4: Simplify right side
    57,881.31x = 1,939,921,851.38
  5. Step 5: Solve for x
    x = 1,939,921,851.38/57,881.31
  6. Step 6: Final answer
    x = 33,515.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.