Home / 57,942.47-86,927.26-17,959.36

Finding the Fourth Proportional to 57,942.47, 86,927.26 and 17,959.36

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Solution

The fourth proportional to 57,942.47, 86,927.26 and 17,959.36 is: 26,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.47 : 86,927.26 = 17,959.36 : x
  2. Step 2: Convert to fraction form
    57,942.47/86,927.26 = 17,959.36/x
  3. Step 3: Cross multiply
    57,942.47x = 86,927.26 × 17,959.36
  4. Step 4: Simplify right side
    57,942.47x = 1,561,157,956.15
  5. Step 5: Solve for x
    x = 1,561,157,956.15/57,942.47
  6. Step 6: Final answer
    x = 26,943.24

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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.